diff --git a/.gitignore b/.gitignore
index ffab5d0..409a39f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -28,3 +28,6 @@ _testmain.go
 bee
 *.exe~
 .goxc.local.json
+
+#IDEA
+.idea
diff --git a/apiapp.go b/apiapp.go
index 8ae376e..5d24e55 100644
--- a/apiapp.go
+++ b/apiapp.go
@@ -42,19 +42,23 @@ on the existing database.
 The command 'api' creates a folder named [appname] and inside the folder deploy
 the following files/directories structure:
 
+	.
 	├── conf
-	│   └── app.conf
+	│   └── app.conf
 	├── controllers
-	│   └── object.go
-	│   └── user.go
-	├── routers
-	│   └── router.go
-	├── tests
-	│   └── default_test.go
+	│   ├── object_controller.go
+	│   └── user_controller.go
+	├── docs
+	│   └── doc.go
 	├── main.go
-	└── models
-	    └── object.go
-	    └── user.go
+	├── models
+	│   ├── object.go
+	│   └── user.go
+	├── routers
+	│   └── router.go
+	├── structures
+	└── tests
+	    └── default_test.go
 
 `,
 }
@@ -144,41 +148,36 @@ func init() {
 var apiModels = `package models
 
 import (
+	"{{.Appname}}/structures"
 	"errors"
 	"strconv"
 	"time"
 )
 
 var (
-	Objects map[string]*Object
+	Objects map[string]*structures.Object
 )
 
-type Object struct {
-	ObjectId   string
-	Score      int64
-	PlayerName string
-}
-
 func init() {
-	Objects = make(map[string]*Object)
-	Objects["hjkhsbnmn123"] = &Object{"hjkhsbnmn123", 100, "astaxie"}
-	Objects["mjjkxsxsaa23"] = &Object{"mjjkxsxsaa23", 101, "someone"}
+	Objects = make(map[string]*structures.Object)
+	Objects["hjkhsbnmn123"] = &structures.Object{"hjkhsbnmn123", 100, "astaxie"}
+	Objects["mjjkxsxsaa23"] = &structures.Object{"mjjkxsxsaa23", 101, "someone"}
 }
 
-func AddOne(object Object) (ObjectId string) {
+func AddOne(object structures.Object) (ObjectId string) {
 	object.ObjectId = "astaxie" + strconv.FormatInt(time.Now().UnixNano(), 10)
 	Objects[object.ObjectId] = &object
 	return object.ObjectId
 }
 
-func GetOne(ObjectId string) (object *Object, err error) {
+func GetOne(ObjectId string) (object *structures.Object, err error) {
 	if v, ok := Objects[ObjectId]; ok {
 		return v, nil
 	}
 	return nil, errors.New("ObjectId Not Exist")
 }
 
-func GetAll() map[string]*Object {
+func GetAll() map[string]*structures.Object {
 	return Objects
 }
 
@@ -199,53 +198,40 @@ func Delete(ObjectId string) {
 var apiModels2 = `package models
 
 import (
+	"{{.Appname}}/structures"
 	"errors"
 	"strconv"
 	"time"
 )
 
 var (
-	UserList map[string]*User
+	UserList map[string]*structures.User
 )
 
 func init() {
-	UserList = make(map[string]*User)
-	u := User{"user_11111", "astaxie", "11111", Profile{"male", 20, "Singapore", "astaxie@gmail.com"}}
+	UserList = make(map[string]*structures.User)
+	u := structures.User{"user_11111", "astaxie", "11111", structures.Profile{"male", 20, "Singapore", "astaxie@gmail.com"}}
 	UserList["user_11111"] = &u
 }
 
-type User struct {
-	Id       string
-	Username string
-	Password string
-	Profile  Profile
-}
-
-type Profile struct {
-	Gender  string
-	Age     int
-	Address string
-	Email   string
-}
-
-func AddUser(u User) string {
+func AddUser(u structures.User) string {
 	u.Id = "user_" + strconv.FormatInt(time.Now().UnixNano(), 10)
 	UserList[u.Id] = &u
 	return u.Id
 }
 
-func GetUser(uid string) (u *User, err error) {
+func GetUser(uid string) (u *structures.User, err error) {
 	if u, ok := UserList[uid]; ok {
 		return u, nil
 	}
 	return nil, errors.New("User not exists")
 }
 
-func GetAllUsers() map[string]*User {
+func GetAllUsers() map[string]*structures.User {
 	return UserList
 }
 
-func UpdateUser(uid string, uu *User) (a *User, err error) {
+func UpdateUser(uid string, uu *structures.User) (a *structures.User, err error) {
 	if u, ok := UserList[uid]; ok {
 		if uu.Username != "" {
 			u.Username = uu.Username
@@ -288,6 +274,7 @@ var apiControllers = `package controllers
 
 import (
 	"{{.Appname}}/models"
+	"{{.Appname}}/structures"
 	"encoding/json"
 
 	"github.com/astaxie/beego"
@@ -305,7 +292,7 @@ type ObjectController struct {
 // @Failure 403 body is empty
 // @router / [post]
 func (o *ObjectController) Post() {
-	var ob models.Object
+	var ob structures.Object
 	json.Unmarshal(o.Ctx.Input.RequestBody, &ob)
 	objectid := models.AddOne(ob)
 	o.Data["json"] = map[string]string{"ObjectId": objectid}
@@ -351,7 +338,7 @@ func (o *ObjectController) GetAll() {
 // @router /:objectId [put]
 func (o *ObjectController) Put() {
 	objectId := o.Ctx.Input.Param(":objectId")
-	var ob models.Object
+	var ob structures.Object
 	json.Unmarshal(o.Ctx.Input.RequestBody, &ob)
 
 	err := models.Update(objectId, ob.Score)
@@ -377,10 +364,12 @@ func (o *ObjectController) Delete() {
 }
 
 `
+
 var apiControllers2 = `package controllers
 
 import (
 	"{{.Appname}}/models"
+	"{{.Appname}}/structures"
 	"encoding/json"
 
 	"github.com/astaxie/beego"
@@ -398,7 +387,7 @@ type UserController struct {
 // @Failure 403 body is empty
 // @router / [post]
 func (u *UserController) Post() {
-	var user models.User
+	var user structures.User
 	json.Unmarshal(u.Ctx.Input.RequestBody, &user)
 	uid := models.AddUser(user)
 	u.Data["json"] = map[string]string{"uid": uid}
@@ -444,7 +433,7 @@ func (u *UserController) Get() {
 func (u *UserController) Put() {
 	uid := u.GetString(":uid")
 	if uid != "" {
-		var user models.User
+		var user structures.User
 		json.Unmarshal(u.Ctx.Input.RequestBody, &user)
 		uu, err := models.UpdateUser(uid, &user)
 		if err != nil {
@@ -538,6 +527,34 @@ func TestGet(t *testing.T) {
 
 `
 
+var apistructures = `package structures
+
+type User struct {
+	Id       string
+	Username string
+	Password string
+	Profile  Profile
+}
+
+type Profile struct {
+	Gender  string
+	Age     int
+	Address string
+	Email   string
+}
+
+`
+
+var apistructures2 = `package structures
+
+type Object struct {
+	ObjectId   string
+	Score      int64
+	PlayerName string
+}
+
+`
+
 func init() {
 	cmdApiapp.Run = createapi
 	cmdApiapp.Flag.Var(&tables, "tables", "specify tables to generate model")
@@ -574,6 +591,8 @@ func createapi(cmd *Command, args []string) int {
 	fmt.Println("create docs:", path.Join(apppath, "docs"))
 	os.Mkdir(path.Join(apppath, "tests"), 0755)
 	fmt.Println("create tests:", path.Join(apppath, "tests"))
+	os.Mkdir(path.Join(apppath, "helpers"), 0755)
+	fmt.Println("create helpers:", path.Join(apppath, "helpers"))
 
 	fmt.Println("create conf app.conf:", path.Join(apppath, "conf", "app.conf"))
 	writetofile(path.Join(apppath, "conf", "app.conf"),
@@ -604,14 +623,16 @@ func createapi(cmd *Command, args []string) int {
 		os.Mkdir(path.Join(apppath, "models"), 0755)
 		fmt.Println("create models:", path.Join(apppath, "models"))
 		os.Mkdir(path.Join(apppath, "routers"), 0755)
-		fmt.Println(path.Join(apppath, "routers") + string(path.Separator))
+		fmt.Println("create routers:", path.Join(apppath, "routers"))
+		os.Mkdir(path.Join(apppath, "structures"), 0755)
+		fmt.Println("create structures:", path.Join(apppath, "structures"))
 
-		fmt.Println("create controllers object.go:", path.Join(apppath, "controllers", "object.go"))
-		writetofile(path.Join(apppath, "controllers", "object.go"),
+		fmt.Println("create controllers object_controller.go:", path.Join(apppath, "controllers", "object_controller.go"))
+		writetofile(path.Join(apppath, "controllers", "object_controller.go"),
 			strings.Replace(apiControllers, "{{.Appname}}", packpath, -1))
 
-		fmt.Println("create controllers user.go:", path.Join(apppath, "controllers", "user.go"))
-		writetofile(path.Join(apppath, "controllers", "user.go"),
+		fmt.Println("create controllers user_controller.go:", path.Join(apppath, "controllers", "user_controller.go"))
+		writetofile(path.Join(apppath, "controllers", "user_controller.go"),
 			strings.Replace(apiControllers2, "{{.Appname}}", packpath, -1))
 
 		fmt.Println("create tests default.go:", path.Join(apppath, "tests", "default_test.go"))
@@ -623,10 +644,24 @@ func createapi(cmd *Command, args []string) int {
 			strings.Replace(apirouter, "{{.Appname}}", packpath, -1))
 
 		fmt.Println("create models object.go:", path.Join(apppath, "models", "object.go"))
-		writetofile(path.Join(apppath, "models", "object.go"), apiModels)
+		writetofile(path.Join(apppath, "models", "object.go"),
+			strings.Replace(apiModels, "{{.Appname}}", packpath, -1))
 
 		fmt.Println("create models user.go:", path.Join(apppath, "models", "user.go"))
-		writetofile(path.Join(apppath, "models", "user.go"), apiModels2)
+		writetofile(path.Join(apppath, "models", "user.go"),
+			strings.Replace(apiModels2, "{{.Appname}}", packpath, -1))
+
+		fmt.Println("create structures user_structure.go:", path.Join(apppath, "structures", "user_structure.go"))
+		writetofile(path.Join(apppath, "structures", "user_structure.go"), apistructures)
+
+		fmt.Println("create structures object_structure.go:", path.Join(apppath, "structures", "object_structure.go"))
+		writetofile(path.Join(apppath, "structures", "object_structure.go"), apistructures2)
+
+		fmt.Println("create helpers user_helper.go:", path.Join(apppath, "helpers", "user_helper.go"))
+		writetofile(path.Join(apppath, "helpers", "user_helper.go"), "package helpers")
+
+		fmt.Println("create helpers object_helper.go:", path.Join(apppath, "helpers", "object_helper.go"))
+		writetofile(path.Join(apppath, "helpers", "object_helper.go"), "package helpers")
 
 		fmt.Println("create docs doc.go:", path.Join(apppath, "docs", "doc.go"))
 		writetofile(path.Join(apppath, "docs", "doc.go"), "package docs")
diff --git a/g.go b/g.go
index e0eb265..f885b41 100644
--- a/g.go
+++ b/g.go
@@ -27,8 +27,14 @@ bee generate scaffold [scaffoldname] [-fields=""] [-driver=mysql] [-conn="root:@
     -conn:   the connection string used by the driver, the default is root:@tcp(127.0.0.1:3306)/test
     example: bee generate scaffold post -fields="title:string,body:text"
 
+bee generate structure [structurename]
+bee generate structure [structurename] [-fields=""]
+    generate struct based
+    -fields: a list of table fields. Format: field:type, ...
+
+bee generate model [modelname]
 bee generate model [modelname] [-fields=""]
-    generate RESTFul model based on fields
+    generate RESTFul model based
     -fields: a list of table fields. Format: field:type, ...
 
 bee generate controller [controllerfile]
@@ -44,6 +50,9 @@ bee generate migration [migrationfile] [-fields=""]
 bee generate docs
     generate swagger doc file
 
+bee generate helper [filename]
+    generate helper file
+
 bee generate test [routerfile]
     generate testcase
 
@@ -170,6 +179,15 @@ func generateCode(cmd *Command, args []string) int {
 			downsql = `m.SQL("DROP TABLE ` + "`" + mname + "`" + `")`
 		}
 		generateMigration(mname, upsql, downsql, curpath)
+	case "helper":
+		if len(args) == 2 {
+			cname := args[1]
+			generateHelper(cname, curpath)
+		} else {
+			ColorLog("[ERRO] Wrong number of arguments\n")
+			ColorLog("[HINT] Usage: bee generate helper [helpername]\n")
+			os.Exit(2)
+		}
 	case "controller":
 		if len(args) == 2 {
 			cname := args[1]
@@ -179,25 +197,52 @@ func generateCode(cmd *Command, args []string) int {
 			ColorLog("[HINT] Usage: bee generate controller [controllername]\n")
 			os.Exit(2)
 		}
-	case "model":
-		if len(args) < 2 {
+	case "structure":
+		sname := args[1]
+		switch len(args) {
+		case 2:
+			generateStructure(sname, "", curpath)
+		case 3:
+			cmd.Flag.Parse(args[2:])
+			if fields == "" {
+				ColorLog("[ERRO] Wrong number of arguments\n")
+				ColorLog("[HINT] Usage: bee generate structure [structurename] [-fields=\"title:string,body:text\"]\n")
+				os.Exit(2)
+			}
+			sname := args[1]
+			ColorLog("[INFO] Using '%s' as structure name\n", sname)
+			generateStructure(sname, fields.String(), curpath)
+		default:
 			ColorLog("[ERRO] Wrong number of arguments\n")
+			ColorLog("[HINT] Usage: bee generate structure [structurename]\n")
+			ColorLog("[HINT] Usage: bee generate structure [structurename] [-fields=\"title:string,body:text\"]\n")
+			os.Exit(2)
+
+		}
+	case "model":
+		mname := args[1]
+		switch len(args) {
+		case 2:
+			generateModel(mname, "", curpath)
+		case 3:
+			cmd.Flag.Parse(args[2:])
+			if fields == "" {
+				ColorLog("[ERRO] Wrong number of arguments\n")
+				ColorLog("[HINT] Usage: bee generate model [modelname] [-fields=\"title:string,body:text\"]\n")
+				os.Exit(2)
+			}
+			ColorLog("[INFO] Using '%s' as model name\n", mname)
+			generateModel(mname, fields.String(), curpath)
+		default:
+			ColorLog("[ERRO] Wrong number of arguments\n")
+			ColorLog("[HINT] Usage: bee generate model [modelname]\n")
 			ColorLog("[HINT] Usage: bee generate model [modelname] [-fields=\"\"]\n")
 			os.Exit(2)
 		}
-		cmd.Flag.Parse(args[2:])
-		if fields == "" {
-			ColorLog("[ERRO] Wrong number of arguments\n")
-			ColorLog("[HINT] Usage: bee generate model [modelname] [-fields=\"title:string,body:text\"]\n")
-			os.Exit(2)
-		}
-		sname := args[1]
-		ColorLog("[INFO] Using '%s' as model name\n", sname)
-		generateModel(sname, fields.String(), curpath)
 	case "view":
 		if len(args) == 2 {
-			cname := args[1]
-			generateView(cname, curpath)
+			vname := args[1]
+			generateView(vname, curpath)
 		} else {
 			ColorLog("[ERRO] Wrong number of arguments\n")
 			ColorLog("[HINT] Usage: bee generate view [viewpath]\n")
diff --git a/g_appcode.go b/g_appcode.go
index 7860912..9139cb5 100644
--- a/g_appcode.go
+++ b/g_appcode.go
@@ -32,6 +32,7 @@ const (
 	O_MODEL byte = 1 << iota
 	O_CONTROLLER
 	O_ROUTER
+	O_STRUCTURE
 )
 
 // DbTransformer has method to reverse engineer a database schema to restful api code
@@ -60,6 +61,7 @@ type MvcPath struct {
 	ModelPath      string
 	ControllerPath string
 	RouterPath     string
+	StructurePath  string
 }
 
 // typeMapping maps SQL data type to corresponding Go data type
@@ -263,7 +265,7 @@ func generateAppcode(driver, connStr, level, tables, currpath string) {
 	case "2":
 		mode = O_MODEL | O_CONTROLLER
 	case "3":
-		mode = O_MODEL | O_CONTROLLER | O_ROUTER
+		mode = O_MODEL | O_CONTROLLER | O_ROUTER | O_STRUCTURE
 	default:
 		ColorLog("[ERRO] Invalid 'level' option: %s\n", level)
 		ColorLog("[HINT] Level must be either 1, 2 or 3\n")
@@ -307,6 +309,7 @@ func gen(dbms, connStr string, mode byte, selectedTableNames map[string]bool, cu
 		mvcPath.ModelPath = path.Join(currpath, "models")
 		mvcPath.ControllerPath = path.Join(currpath, "controllers")
 		mvcPath.RouterPath = path.Join(currpath, "routers")
+		mvcPath.StructurePath = path.Join(currpath, "structures")
 		createPaths(mode, mvcPath)
 		pkgPath := getPackagePath(currpath)
 		writeSourceFiles(pkgPath, tables, mode, mvcPath, selectedTableNames)
@@ -710,15 +713,22 @@ func createPaths(mode byte, paths *MvcPath) {
 	if (mode & O_ROUTER) == O_ROUTER {
 		os.Mkdir(paths.RouterPath, 0777)
 	}
+	if (mode & O_STRUCTURE) == O_STRUCTURE {
+		os.Mkdir(paths.StructurePath, 0777)
+	}
 }
 
 // writeSourceFiles generates source files for model/controller/router
 // It will wipe the following directories and recreate them:./models, ./controllers, ./routers
 // Newly geneated files will be inside these folders.
 func writeSourceFiles(pkgPath string, tables []*Table, mode byte, paths *MvcPath, selectedTables map[string]bool) {
+	if (O_STRUCTURE & mode) == O_STRUCTURE {
+		ColorLog("[INFO] Creating structure files...\n")
+		writeStructureFiles(tables, paths.StructurePath, selectedTables)
+	}
 	if (O_MODEL & mode) == O_MODEL {
 		ColorLog("[INFO] Creating model files...\n")
-		writeModelFiles(tables, paths.ModelPath, selectedTables)
+		writeModelFiles(tables, paths.ModelPath, selectedTables, pkgPath)
 	}
 	if (O_CONTROLLER & mode) == O_CONTROLLER {
 		ColorLog("[INFO] Creating controller files...\n")
@@ -731,7 +741,7 @@ func writeSourceFiles(pkgPath string, tables []*Table, mode byte, paths *MvcPath
 }
 
 // writeModelFiles generates model files
-func writeModelFiles(tables []*Table, mPath string, selectedTables map[string]bool) {
+func writeModelFiles(tables []*Table, mPath string, selectedTables map[string]bool, pkgPath string) {
 	for _, tb := range tables {
 		// if selectedTables map is not nil and this table is not selected, ignore it
 		if selectedTables != nil {
@@ -768,7 +778,7 @@ func writeModelFiles(tables []*Table, mPath string, selectedTables map[string]bo
 		} else {
 			template = MODEL_TPL
 		}
-		fileStr := strings.Replace(template, "{{modelStruct}}", tb.String(), 1)
+		fileStr := strings.Replace(template, "{{pkgPath}}", pkgPath, -1)
 		fileStr = strings.Replace(fileStr, "{{modelName}}", camelCase(tb.Name), -1)
 		fileStr = strings.Replace(fileStr, "{{tableName}}", tb.Name, -1)
 		// if table contains time field, import time.Time package
@@ -790,6 +800,61 @@ func writeModelFiles(tables []*Table, mPath string, selectedTables map[string]bo
 	}
 }
 
+// writeStructureFiles generates structure files
+func writeStructureFiles(tables []*Table, mPath string, selectedTables map[string]bool) {
+	for _, tb := range tables {
+		// if selectedTables map is not nil and this table is not selected, ignore it
+		if selectedTables != nil {
+			if _, selected := selectedTables[tb.Name]; !selected {
+				continue
+			}
+		}
+		filename := getFileName(tb.Name)
+		fpath := path.Join(mPath, filename+"_structure.go")
+		var f *os.File
+		var err error
+		if isExist(fpath) {
+			ColorLog("[WARN] %v is exist, do you want to overwrite it? Yes or No?\n", fpath)
+			if askForConfirmation() {
+				f, err = os.OpenFile(fpath, os.O_RDWR|os.O_TRUNC, 0666)
+				if err != nil {
+					ColorLog("[WARN] %v\n", err)
+					continue
+				}
+			} else {
+				ColorLog("[WARN] skip create file\n")
+				continue
+			}
+		} else {
+			f, err = os.OpenFile(fpath, os.O_CREATE|os.O_RDWR, 0666)
+			if err != nil {
+				ColorLog("[WARN] %v\n", err)
+				continue
+			}
+		}
+		template := STRUCT_TPL
+		fileStr := strings.Replace(template, "{{Struct}}", tb.String(), 1)
+		fileStr = strings.Replace(fileStr, "{{modelName}}", camelCase(tb.Name), -1)
+		fileStr = strings.Replace(fileStr, "{{tableName}}", tb.Name, -1)
+		// if table contains time field, import time.Time package
+		timePkg := ""
+		importTimePkg := ""
+		if tb.ImportTimePkg {
+			timePkg = "\"time\"\n"
+			importTimePkg = "import \"time\"\n"
+		}
+		fileStr = strings.Replace(fileStr, "{{timePkg}}", timePkg, -1)
+		fileStr = strings.Replace(fileStr, "{{importTimePkg}}", importTimePkg, -1)
+		if _, err := f.WriteString(fileStr); err != nil {
+			ColorLog("[ERRO] Could not write model file to %s\n", fpath)
+			os.Exit(2)
+		}
+		f.Close()
+		ColorLog("[INFO] structure => %s\n", fpath)
+		formatSourceCode(fpath)
+	}
+}
+
 // writeControllerFiles generates controller files
 func writeControllerFiles(tables []*Table, cPath string, selectedTables map[string]bool, pkgPath string) {
 	for _, tb := range tables {
@@ -803,7 +868,7 @@ func writeControllerFiles(tables []*Table, cPath string, selectedTables map[stri
 			continue
 		}
 		filename := getFileName(tb.Name)
-		fpath := path.Join(cPath, filename+".go")
+		fpath := path.Join(cPath, filename+"_controller.go")
 		var f *os.File
 		var err error
 		if isExist(fpath) {
@@ -1001,14 +1066,21 @@ func getPackagePath(curpath string) (packpath string) {
 }
 
 const (
-	STRUCT_MODEL_TPL = `package models
+	STRUCT_TPL = `package structures
 {{importTimePkg}}
-{{modelStruct}}
+{{Struct}}
+
+func (t *{{modelName}}) TableName() string {
+	return "{{tableName}}"
+}
+`
+	STRUCT_MODEL_TPL = `package models
 `
 
 	MODEL_TPL = `package models
 
 import (
+	"{{pkgPath}}/structures"
 	"errors"
 	"fmt"
 	"reflect"
@@ -1017,19 +1089,13 @@ import (
 	"github.com/astaxie/beego/orm"
 )
 
-{{modelStruct}}
-
-func (t *{{modelName}}) TableName() string {
-	return "{{tableName}}"
-}
-
 func init() {
-	orm.RegisterModel(new({{modelName}}))
+	orm.RegisterModel(new(structures.{{modelName}}))
 }
 
-// Add{{modelName}} insert a new {{modelName}} into database and returns
+// Add {{modelName}} insert a new {{modelName}} into database and returns
 // last inserted Id on success.
-func Add{{modelName}}(m *{{modelName}}) (id int64, err error) {
+func Add{{modelName}}(m *structures.{{modelName}}) (id int64, err error) {
 	o := orm.NewOrm()
 	id, err = o.Insert(m)
 	return
@@ -1037,9 +1103,9 @@ func Add{{modelName}}(m *{{modelName}}) (id int64, err error) {
 
 // Get{{modelName}}ById retrieves {{modelName}} by Id. Returns error if
 // Id doesn't exist
-func Get{{modelName}}ById(id int) (v *{{modelName}}, err error) {
+func Get{{modelName}}ById(id int) (v *structures.{{modelName}}, err error) {
 	o := orm.NewOrm()
-	v = &{{modelName}}{Id: id}
+	v = &structures.{{modelName}}{Id: id}
 	if err = o.Read(v); err == nil {
 		return v, nil
 	}
@@ -1051,7 +1117,7 @@ func Get{{modelName}}ById(id int) (v *{{modelName}}, err error) {
 func GetAll{{modelName}}(query map[string]string, fields []string, sortby []string, order []string,
 	offset int64, limit int64) (ml []interface{}, err error) {
 	o := orm.NewOrm()
-	qs := o.QueryTable(new({{modelName}}))
+	qs := o.QueryTable(new(structures.{{modelName}}))
 	// query k=v
 	for k, v := range query {
 		// rewrite dot-notation to Object__Attribute
@@ -1097,7 +1163,7 @@ func GetAll{{modelName}}(query map[string]string, fields []string, sortby []stri
 		}
 	}
 
-	var l []{{modelName}}
+	var l []structures.{{modelName}}
 	qs = qs.OrderBy(sortFields...)
 	if _, err := qs.Limit(limit, offset).All(&l, fields...); err == nil {
 		if len(fields) == 0 {
@@ -1122,9 +1188,9 @@ func GetAll{{modelName}}(query map[string]string, fields []string, sortby []stri
 
 // Update{{modelName}} updates {{modelName}} by Id and returns error if
 // the record to be updated doesn't exist
-func Update{{modelName}}ById(m *{{modelName}}) (err error) {
+func Update{{modelName}}ById(m *structures.{{modelName}}) (err error) {
 	o := orm.NewOrm()
-	v := {{modelName}}{Id: m.Id}
+	v := structures.{{modelName}}{Id: m.Id}
 	// ascertain id exists in the database
 	if err = o.Read(&v); err == nil {
 		var num int64
@@ -1139,11 +1205,11 @@ func Update{{modelName}}ById(m *{{modelName}}) (err error) {
 // the record to be deleted doesn't exist
 func Delete{{modelName}}(id int) (err error) {
 	o := orm.NewOrm()
-	v := {{modelName}}{Id: id}
+	v := structures.{{modelName}}{Id: id}
 	// ascertain id exists in the database
 	if err = o.Read(&v); err == nil {
 		var num int64
-		if num, err = o.Delete(&{{modelName}}{Id: id}); err == nil {
+		if num, err = o.Delete(&structures.{{modelName}}{Id: id}); err == nil {
 			fmt.Println("Number of records deleted in database:", num)
 		}
 	}
@@ -1153,6 +1219,7 @@ func Delete{{modelName}}(id int) (err error) {
 	CTRL_TPL = `package controllers
 
 import (
+	"{{pkgPath}}/structures"
 	"{{pkgPath}}/models"
 	"encoding/json"
 	"errors"
@@ -1177,12 +1244,12 @@ func (c *{{ctrlName}}Controller) URLMapping() {
 
 // @Title Post
 // @Description create {{ctrlName}}
-// @Param	body		body 	models.{{ctrlName}}	true		"body for {{ctrlName}} content"
-// @Success 201 {int} models.{{ctrlName}}
+// @Param	body		body 	structures.{{ctrlName}}	true		"body for {{ctrlName}} content"
+// @Success 201 {int} structures.{{ctrlName}}
 // @Failure 403 body is empty
 // @router / [post]
 func (c *{{ctrlName}}Controller) Post() {
-	var v models.{{ctrlName}}
+	var v structures.{{ctrlName}}
 	if err := json.Unmarshal(c.Ctx.Input.RequestBody, &v); err == nil {
 		if _, err := models.Add{{ctrlName}}(&v); err == nil {
 			c.Ctx.Output.SetStatus(201)
@@ -1199,7 +1266,7 @@ func (c *{{ctrlName}}Controller) Post() {
 // @Title Get
 // @Description get {{ctrlName}} by id
 // @Param	id		path 	string	true		"The key for staticblock"
-// @Success 200 {object} models.{{ctrlName}}
+// @Success 200 {object} structures.{{ctrlName}}
 // @Failure 403 :id is empty
 // @router /:id [get]
 func (c *{{ctrlName}}Controller) GetOne() {
@@ -1222,7 +1289,7 @@ func (c *{{ctrlName}}Controller) GetOne() {
 // @Param	order	query	string	false	"Order corresponding to each sortby field, if single value, apply to all sortby fields. e.g. desc,asc ..."
 // @Param	limit	query	string	false	"Limit the size of result set. Must be an integer"
 // @Param	offset	query	string	false	"Start position of result set. Must be an integer"
-// @Success 200 {object} models.{{ctrlName}}
+// @Success 200 {object} structures.{{ctrlName}}
 // @Failure 403
 // @router / [get]
 func (c *{{ctrlName}}Controller) GetAll() {
@@ -1279,14 +1346,14 @@ func (c *{{ctrlName}}Controller) GetAll() {
 // @Title Update
 // @Description update the {{ctrlName}}
 // @Param	id		path 	string	true		"The id you want to update"
-// @Param	body		body 	models.{{ctrlName}}	true		"body for {{ctrlName}} content"
-// @Success 200 {object} models.{{ctrlName}}
+// @Param	body		body 	structures.{{ctrlName}}	true		"body for {{ctrlName}} content"
+// @Success 200 {object} structures.{{ctrlName}}
 // @Failure 403 :id is not int
 // @router /:id [put]
 func (c *{{ctrlName}}Controller) Put() {
 	idStr := c.Ctx.Input.Param(":id")
 	id, _ := strconv.Atoi(idStr)
-	v := models.{{ctrlName}}{Id: id}
+	v := structures.{{ctrlName}}{Id: id}
 	if err := json.Unmarshal(c.Ctx.Input.RequestBody, &v); err == nil {
 		if err := models.Update{{ctrlName}}ById(&v); err == nil {
 			c.Data["json"] = "OK"
diff --git a/g_controllers.go b/g_controller.go
similarity index 91%
rename from g_controllers.go
rename to g_controller.go
index 49b5fd9..bc1c532 100644
--- a/g_controllers.go
+++ b/g_controller.go
@@ -41,7 +41,7 @@ func generateController(cname, crupath string) {
 			os.Exit(2)
 		}
 	}
-	fpath := path.Join(fp, strings.ToLower(controllerName)+".go")
+	fpath := path.Join(fp, strings.ToLower(controllerName)+"_controller.go")
 	if f, err := os.OpenFile(fpath, os.O_CREATE|os.O_EXCL|os.O_RDWR, 0666); err == nil {
 		defer f.Close()
 		modelPath := path.Join(crupath, "models", strings.ToLower(controllerName)+".go")
@@ -87,8 +87,8 @@ func (c *{{controllerName}}Controller) URLMapping() {
 
 // @Title Post
 // @Description create {{controllerName}}
-// @Param	body		body 	models.{{controllerName}}	true		"body for {{controllerName}} content"
-// @Success 201 {object} models.{{controllerName}}
+// @Param	body		body 	structures.{{controllerName}}	true		"body for {{controllerName}} content"
+// @Success 201 {object} structures.{{controllerName}}
 // @Failure 403 body is empty
 // @router / [post]
 func (c *{{controllerName}}Controller) Post() {
@@ -98,7 +98,7 @@ func (c *{{controllerName}}Controller) Post() {
 // @Title Get
 // @Description get {{controllerName}} by id
 // @Param	id		path 	string	true		"The key for staticblock"
-// @Success 200 {object} models.{{controllerName}}
+// @Success 200 {object} structures.{{controllerName}}
 // @Failure 403 :id is empty
 // @router /:id [get]
 func (c *{{controllerName}}Controller) GetOne() {
@@ -113,7 +113,7 @@ func (c *{{controllerName}}Controller) GetOne() {
 // @Param	order	query	string	false	"Order corresponding to each sortby field, if single value, apply to all sortby fields. e.g. desc,asc ..."
 // @Param	limit	query	string	false	"Limit the size of result set. Must be an integer"
 // @Param	offset	query	string	false	"Start position of result set. Must be an integer"
-// @Success 200 {object} models.{{controllerName}}
+// @Success 200 {object} structures.{{controllerName}}
 // @Failure 403
 // @router / [get]
 func (c *{{controllerName}}Controller) GetAll() {
@@ -124,7 +124,7 @@ func (c *{{controllerName}}Controller) GetAll() {
 // @Description update the {{controllerName}}
 // @Param	id		path 	string	true		"The id you want to update"
 // @Param	body		body 	models.{{controllerName}}	true		"body for {{controllerName}} content"
-// @Success 200 {object} models.{{controllerName}}
+// @Success 200 {object} structures.{{controllerName}}
 // @Failure 403 :id is not int
 // @router /:id [put]
 func (c *{{controllerName}}Controller) Put() {
@@ -146,6 +146,7 @@ var controllerModelTpl = `package {{packageName}}
 
 import (
 	"{{pkgPath}}/models"
+	"{{pkgPath}}/structures"
 	"encoding/json"
 	"errors"
 	"strconv"
@@ -169,12 +170,12 @@ func (c *{{controllerName}}Controller) URLMapping() {
 
 // @Title Post
 // @Description create {{controllerName}}
-// @Param	body		body 	models.{{controllerName}}	true		"body for {{controllerName}} content"
-// @Success 201 {int} models.{{controllerName}}
+// @Param	body		body 	structures.{{controllerName}}	true		"body for {{controllerName}} content"
+// @Success 201 {int} structures.{{controllerName}}
 // @Failure 403 body is empty
 // @router / [post]
 func (c *{{controllerName}}Controller) Post() {
-	var v models.{{controllerName}}
+	var v structures.{{controllerName}}
 	json.Unmarshal(c.Ctx.Input.RequestBody, &v)
 	if _, err := models.Add{{controllerName}}(&v); err == nil {
 		c.Ctx.Output.SetStatus(201)
@@ -188,7 +189,7 @@ func (c *{{controllerName}}Controller) Post() {
 // @Title Get
 // @Description get {{controllerName}} by id
 // @Param	id		path 	string	true		"The key for staticblock"
-// @Success 200 {object} models.{{controllerName}}
+// @Success 200 {object} structures.{{controllerName}}
 // @Failure 403 :id is empty
 // @router /:id [get]
 func (c *{{controllerName}}Controller) GetOne() {
@@ -211,7 +212,7 @@ func (c *{{controllerName}}Controller) GetOne() {
 // @Param	order	query	string	false	"Order corresponding to each sortby field, if single value, apply to all sortby fields. e.g. desc,asc ..."
 // @Param	limit	query	string	false	"Limit the size of result set. Must be an integer"
 // @Param	offset	query	string	false	"Start position of result set. Must be an integer"
-// @Success 200 {object} models.{{controllerName}}
+// @Success 200 {object} structures.{{controllerName}}
 // @Failure 403
 // @router / [get]
 func (c *{{controllerName}}Controller) GetAll() {
@@ -269,13 +270,13 @@ func (c *{{controllerName}}Controller) GetAll() {
 // @Description update the {{controllerName}}
 // @Param	id		path 	string	true		"The id you want to update"
 // @Param	body		body 	models.{{controllerName}}	true		"body for {{controllerName}} content"
-// @Success 200 {object} models.{{controllerName}}
+// @Success 200 {object} structures.{{controllerName}}
 // @Failure 403 :id is not int
 // @router /:id [put]
 func (c *{{controllerName}}Controller) Put() {
 	idStr := c.Ctx.Input.Param(":id")
 	id, _ := strconv.ParseInt(idStr, 0, 64)
-	v := models.{{controllerName}}{Id: id}
+	v := structures.{{controllerName}}{Id: id}
 	json.Unmarshal(c.Ctx.Input.RequestBody, &v)
 	if err := models.Update{{controllerName}}ById(&v); err == nil {
 		c.Data["json"] = "OK"
diff --git a/g_helper.go b/g_helper.go
new file mode 100644
index 0000000..0817117
--- /dev/null
+++ b/g_helper.go
@@ -0,0 +1,50 @@
+package main
+
+import (
+	"os"
+	"path"
+	"strings"
+)
+
+func generateHelper(cname, crupath string) {
+	p, f := path.Split(cname)
+	helperName := strings.Title(f)
+	packageName := "helpers"
+	if p != "" {
+		i := strings.LastIndex(p[:len(p)-1], "/")
+		packageName = p[i+1 : len(p)-1]
+	}
+	ColorLog("[INFO] Using '%s' as helpers name\n", helperName)
+	ColorLog("[INFO] Using '%s' as package name\n", packageName)
+	fp := path.Join(crupath, "helpers", p)
+	if _, err := os.Stat(fp); os.IsNotExist(err) {
+		// create controller directory
+		if err := os.MkdirAll(fp, 0777); err != nil {
+			ColorLog("[ERRO] Could not create helpers directory: %s\n", err)
+			os.Exit(2)
+		}
+	}
+	fpath := path.Join(fp, strings.ToLower(helperName)+"_helper.go")
+	if f, err := os.OpenFile(fpath, os.O_CREATE|os.O_EXCL|os.O_RDWR, 0666); err == nil {
+		defer f.Close()
+		content := strings.Replace(BASE_HELPER_TPL, "{{packageName}}", packageName, -1)
+		content = strings.Replace(content, "{{helperName}}", helperName, -1)
+		f.WriteString(content)
+		// gofmt generated source code
+		formatSourceCode(fpath)
+		ColorLog("[INFO] helpers file generated: %s\n", fpath)
+	} else {
+		// error creating file
+		ColorLog("[ERRO] Could not create helper file: %s\n", err)
+		os.Exit(2)
+	}
+}
+
+const (
+	BASE_HELPER_TPL = `package {{packageName}}
+
+	func {{helperName}}() {
+
+	}
+	`
+)
diff --git a/g_hproseappcode.go b/g_hproseappcode.go
index 86e3d02..e8d605b 100644
--- a/g_hproseappcode.go
+++ b/g_hproseappcode.go
@@ -31,7 +31,7 @@ func generateHproseAppcode(driver, connStr, level, tables, currpath string) {
 	var mode byte
 	switch level {
 	case "1":
-		mode = O_MODEL
+		mode = O_MODEL | O_STRUCTURE
 	case "2":
 		mode = O_MODEL | O_CONTROLLER
 	case "3":
@@ -77,6 +77,7 @@ func genHprose(dbms, connStr string, mode byte, selectedTableNames map[string]bo
 		tables := getTableObjects(tableNames, db, trans)
 		mvcPath := new(MvcPath)
 		mvcPath.ModelPath = path.Join(currpath, "models")
+		mvcPath.StructurePath = path.Join(currpath, "structures")
 		createPaths(mode, mvcPath)
 		pkgPath := getPackagePath(currpath)
 		writeHproseSourceFiles(pkgPath, tables, mode, mvcPath, selectedTableNames)
@@ -92,12 +93,16 @@ func genHprose(dbms, connStr string, mode byte, selectedTableNames map[string]bo
 func writeHproseSourceFiles(pkgPath string, tables []*Table, mode byte, paths *MvcPath, selectedTables map[string]bool) {
 	if (O_MODEL & mode) == O_MODEL {
 		ColorLog("[INFO] Creating model files...\n")
-		writeHproseModelFiles(tables, paths.ModelPath, selectedTables)
+		writeHproseModelFiles(tables, paths.ModelPath, selectedTables, pkgPath)
+	}
+	if (O_MODEL & mode) == O_MODEL {
+		ColorLog("[INFO] Creating structure files...\n")
+		writeHproseStructureFiles(tables, paths.StructurePath, selectedTables)
 	}
 }
 
 // writeHproseModelFiles generates model files
-func writeHproseModelFiles(tables []*Table, mPath string, selectedTables map[string]bool) {
+func writeHproseModelFiles(tables []*Table, mPath string, selectedTables map[string]bool, pkgPath string) {
 	for _, tb := range tables {
 		// if selectedTables map is not nil and this table is not selected, ignore it
 		if selectedTables != nil {
@@ -135,8 +140,9 @@ func writeHproseModelFiles(tables []*Table, mPath string, selectedTables map[str
 			template = HPROSE_MODEL_TPL
 			hproseAddFunctions = append(hproseAddFunctions, strings.Replace(HPROSE_ADDFUNCTION, "{{modelName}}", camelCase(tb.Name), -1))
 		}
-		fileStr := strings.Replace(template, "{{modelStruct}}", tb.String(), 1)
+		fileStr := strings.Replace(template, "{{pkgPath}}", pkgPath, -1)
 		fileStr = strings.Replace(fileStr, "{{modelName}}", camelCase(tb.Name), -1)
+		fileStr = strings.Replace(fileStr, "{{tableName}}", tb.Name, -1)
 		// if table contains time field, import time.Time package
 		timePkg := ""
 		importTimePkg := ""
@@ -156,6 +162,59 @@ func writeHproseModelFiles(tables []*Table, mPath string, selectedTables map[str
 	}
 }
 
+// writeHproseStructureFiles generates structure files
+func writeHproseStructureFiles(tables []*Table, mPath string, selectedTables map[string]bool) {
+	for _, tb := range tables {
+		// if selectedTables map is not nil and this table is not selected, ignore it
+		if selectedTables != nil {
+			if _, selected := selectedTables[tb.Name]; !selected {
+				continue
+			}
+		}
+		filename := getFileName(tb.Name)
+		fpath := path.Join(mPath, filename+"_structure.go")
+		var f *os.File
+		var err error
+		if isExist(fpath) {
+			ColorLog("[WARN] %v is exist, do you want to overwrite it? Yes or No?\n", fpath)
+			if askForConfirmation() {
+				f, err = os.OpenFile(fpath, os.O_RDWR|os.O_TRUNC, 0666)
+				if err != nil {
+					ColorLog("[WARN] %v\n", err)
+					continue
+				}
+			} else {
+				ColorLog("[WARN] skip create file\n")
+				continue
+			}
+		} else {
+			f, err = os.OpenFile(fpath, os.O_CREATE|os.O_RDWR, 0666)
+			if err != nil {
+				ColorLog("[WARN] %v\n", err)
+				continue
+			}
+		}
+		template := HPROSE_STRUCT_TPL
+		fileStr := strings.Replace(template, "{{Struct}}", tb.String(), 1)
+		// if table contains time field, import time.Time package
+		timePkg := ""
+		importTimePkg := ""
+		if tb.ImportTimePkg {
+			timePkg = "\"time\"\n"
+			importTimePkg = "import \"time\"\n"
+		}
+		fileStr = strings.Replace(fileStr, "{{timePkg}}", timePkg, -1)
+		fileStr = strings.Replace(fileStr, "{{importTimePkg}}", importTimePkg, -1)
+		if _, err := f.WriteString(fileStr); err != nil {
+			ColorLog("[ERRO] Could not write model file to %s\n", fpath)
+			os.Exit(2)
+		}
+		f.Close()
+		ColorLog("[INFO] structure => %s\n", fpath)
+		formatSourceCode(fpath)
+	}
+}
+
 const (
 	HPROSE_ADDFUNCTION = `
 	// publish about {{modelName}} function
@@ -167,13 +226,16 @@ const (
 
 `
 	HPROSE_STRUCT_MODEL_TPL = `package models
+`
+	HPROSE_STRUCT_TPL = `package structures
 {{importTimePkg}}
-{{modelStruct}}
+{{Struct}}
 `
 
 	HPROSE_MODEL_TPL = `package models
 
 import (
+	"{{pkgPath}}/structures"
 	"errors"
 	"fmt"
 	"reflect"
@@ -182,15 +244,13 @@ import (
 	"github.com/astaxie/beego/orm"
 )
 
-{{modelStruct}}
-
 func init() {
-	orm.RegisterModel(new({{modelName}}))
+	orm.RegisterModel(new(structures.{{modelName}}))
 }
 
 // Add{{modelName}} insert a new {{modelName}} into database and returns
 // last inserted Id on success.
-func Add{{modelName}}(m *{{modelName}}) (id int64, err error) {
+func Add{{modelName}}(m *structures.{{modelName}}) (id int64, err error) {
 	o := orm.NewOrm()
 	id, err = o.Insert(m)
 	return
@@ -198,9 +258,9 @@ func Add{{modelName}}(m *{{modelName}}) (id int64, err error) {
 
 // Get{{modelName}}ById retrieves {{modelName}} by Id. Returns error if
 // Id doesn't exist
-func Get{{modelName}}ById(id int) (v *{{modelName}}, err error) {
+func Get{{modelName}}ById(id int) (v *structures.{{modelName}}, err error) {
 	o := orm.NewOrm()
-	v = &{{modelName}}{Id: id}
+	v = &structures.{{modelName}}{Id: id}
 	if err = o.Read(v); err == nil {
 		return v, nil
 	}
@@ -212,7 +272,7 @@ func Get{{modelName}}ById(id int) (v *{{modelName}}, err error) {
 func GetAll{{modelName}}(query map[string]string, fields []string, sortby []string, order []string,
 	offset int64, limit int64) (ml []interface{}, err error) {
 	o := orm.NewOrm()
-	qs := o.QueryTable(new({{modelName}}))
+	qs := o.QueryTable(new(structures.{{modelName}}))
 	// query k=v
 	for k, v := range query {
 		// rewrite dot-notation to Object__Attribute
@@ -258,7 +318,7 @@ func GetAll{{modelName}}(query map[string]string, fields []string, sortby []stri
 		}
 	}
 
-	var l []{{modelName}}
+	var l []structures.{{modelName}}
 	qs = qs.OrderBy(sortFields...)
 	if _, err := qs.Limit(limit, offset).All(&l, fields...); err == nil {
 		if len(fields) == 0 {
@@ -283,9 +343,9 @@ func GetAll{{modelName}}(query map[string]string, fields []string, sortby []stri
 
 // Update{{modelName}} updates {{modelName}} by Id and returns error if
 // the record to be updated doesn't exist
-func Update{{modelName}}ById(m *{{modelName}}) (err error) {
+func Update{{modelName}}ById(m *structures.{{modelName}}) (err error) {
 	o := orm.NewOrm()
-	v := {{modelName}}{Id: m.Id}
+	v := structures.{{modelName}}{Id: m.Id}
 	// ascertain id exists in the database
 	if err = o.Read(&v); err == nil {
 		var num int64
@@ -300,11 +360,11 @@ func Update{{modelName}}ById(m *{{modelName}}) (err error) {
 // the record to be deleted doesn't exist
 func Delete{{modelName}}(id int) (err error) {
 	o := orm.NewOrm()
-	v := {{modelName}}{Id: id}
+	v := structures.{{modelName}}{Id: id}
 	// ascertain id exists in the database
 	if err = o.Read(&v); err == nil {
 		var num int64
-		if num, err = o.Delete(&{{modelName}}{Id: id}); err == nil {
+		if num, err = o.Delete(&structures.{{modelName}}{Id: id}); err == nil {
 			fmt.Println("Number of records deleted in database:", num)
 		}
 	}
diff --git a/g_model.go b/g_model.go
index 859164f..e6b7ff0 100644
--- a/g_model.go
+++ b/g_model.go
@@ -1,7 +1,6 @@
 package main
 
 import (
-	"errors"
 	"os"
 	"path"
 	"strings"
@@ -15,11 +14,6 @@ func generateModel(mname, fields, crupath string) {
 		i := strings.LastIndex(p[:len(p)-1], "/")
 		packageName = p[i+1 : len(p)-1]
 	}
-	modelStruct, err, hastime := getStruct(modelName, fields)
-	if err != nil {
-		ColorLog("[ERRO] Could not genrate models struct: %s\n", err)
-		os.Exit(2)
-	}
 	ColorLog("[INFO] Using '%s' as model name\n", modelName)
 	ColorLog("[INFO] Using '%s' as package name\n", packageName)
 	fp := path.Join(crupath, "models", p)
@@ -33,14 +27,16 @@ func generateModel(mname, fields, crupath string) {
 	fpath := path.Join(fp, strings.ToLower(modelName)+".go")
 	if f, err := os.OpenFile(fpath, os.O_CREATE|os.O_EXCL|os.O_RDWR, 0666); err == nil {
 		defer f.Close()
-		content := strings.Replace(modelTpl, "{{packageName}}", packageName, -1)
-		content = strings.Replace(content, "{{modelName}}", modelName, -1)
-		content = strings.Replace(content, "{{modelStruct}}", modelStruct, -1)
-		if hastime {
-			content = strings.Replace(content, "{{timePkg}}", `"time"`, -1)
+		var content string
+		if fields != "" {
+			generateStructure(modelName,fields,crupath)
+			content = strings.Replace(CRUD_MODEL_TPL, "{{packageName}}", packageName, -1)
+			pkgPath := getPackagePath(crupath)
+			content = strings.Replace(content, "{{pkgPath}}", pkgPath, -1)
 		} else {
-			content = strings.Replace(content, "{{timePkg}}", "", -1)
+			content = strings.Replace(BASE_MODEL_TPL, "{{packageName}}", packageName, -1)
 		}
+		content = strings.Replace(content, "{{modelName}}", modelName, -1)
 		f.WriteString(content)
 		// gofmt generated source code
 		formatSourceCode(fpath)
@@ -52,204 +48,172 @@ func generateModel(mname, fields, crupath string) {
 	}
 }
 
-func getStruct(structname, fields string) (string, error, bool) {
-	if fields == "" {
-		return "", errors.New("fields can't empty"), false
-	}
-	hastime := false
-	structStr := "type " + structname + " struct{\n"
-	fds := strings.Split(fields, ",")
-	for i, v := range fds {
-		kv := strings.SplitN(v, ":", 2)
-		if len(kv) != 2 {
-			return "", errors.New("the filds format is wrong. should key:type,key:type " + v), false
-		}
-		typ, tag, hastimeinner := getType(kv[1])
-		if typ == "" {
-			return "", errors.New("the filds format is wrong. should key:type,key:type " + v), false
-		}
-		if i == 0 && strings.ToLower(kv[0]) != "id" {
-			structStr = structStr + "Id     int64     `orm:\"auto\"`\n"
-		}
-		if hastimeinner {
-			hastime = true
-		}
-		structStr = structStr + camelString(kv[0]) + "       " + typ + "     " + tag + "\n"
-	}
-	structStr += "}\n"
-	return structStr, nil, hastime
-}
+const (
+	BASE_MODEL_TPL = `package {{packageName}}
 
-// fields support type
-// http://beego.me/docs/mvc/model/models.md#mysql
-func getType(ktype string) (kt, tag string, hasTime bool) {
-	kv := strings.SplitN(ktype, ":", 2)
-	switch kv[0] {
-	case "string":
-		if len(kv) == 2 {
-			return "string", "`orm:\"size(" + kv[1] + ")\"`", false
+	// Add{{modelName}} insert a new {{modelName}} into database and returns
+	// last inserted Id on success.
+	func Add{{modelName}}() () {
+
+	}
+
+	// Get{{modelName}}ById retrieves {{modelName}} by Id. Returns error if
+	// Id doesn't exist
+	func Get{{modelName}}ById() () {
+
+	}
+
+	// GetAll{{modelName}} retrieves all {{modelName}} matches certain condition. Returns empty list if
+	// no records exist
+	func GetAll{{modelName}}() () {
+
+	}
+
+	// Update{{modelName}} updates {{modelName}} by Id and returns error if
+	// the record to be updated doesn't exist
+	func Update{{modelName}}ById() () {
+
+	}
+
+	// Delete{{modelName}} deletes {{modelName}} by Id and returns error if
+	// the record to be deleted doesn't exist
+	func Delete{{modelName}}() () {
+
+	}
+	`
+	CRUD_MODEL_TPL = `package {{packageName}}
+
+	import (
+		"{{pkgPath}}/structures"
+		"errors"
+		"fmt"
+		"reflect"
+		"strings"
+
+		"github.com/astaxie/beego/orm"
+	)
+
+	// Add{{modelName}} insert a new {{modelName}} into database and returns
+	// last inserted Id on success.
+	func Add{{modelName}}(m *structures.{{modelName}}) (id int64, err error) {
+		o := orm.NewOrm()
+		id, err = o.Insert(m)
+		return
+	}
+
+	// Get{{modelName}}ById retrieves {{modelName}} by Id. Returns error if
+	// Id doesn't exist
+	func Get{{modelName}}ById(id int64) (v *structures.{{modelName}}, err error) {
+		o := orm.NewOrm()
+		v = &structures.{{modelName}}{Id: id}
+		if err = o.Read(v); err == nil {
+			return v, nil
+		}
+		return nil, err
+	}
+
+	// GetAll{{modelName}} retrieves all {{modelName}} matches certain condition. Returns empty list if
+	// no records exist
+	func GetAll{{modelName}}(query map[string]string, fields []string, sortby []string, order []string,
+		offset int64, limit int64) (ml []interface{}, err error) {
+		o := orm.NewOrm()
+		qs := o.QueryTable(new(structures.{{modelName}}))
+		// query k=v
+		for k, v := range query {
+			// rewrite dot-notation to Object__Attribute
+			k = strings.Replace(k, ".", "__", -1)
+			qs = qs.Filter(k, v)
+		}
+		// order by:
+		var sortFields []string
+		if len(sortby) != 0 {
+			if len(sortby) == len(order) {
+				// 1) for each sort field, there is an associated order
+				for i, v := range sortby {
+					orderby := ""
+					if order[i] == "desc" {
+						orderby = "-" + v
+					} else if order[i] == "asc" {
+						orderby = v
+					} else {
+						return nil, errors.New("Error: Invalid order. Must be either [asc|desc]")
+					}
+					sortFields = append(sortFields, orderby)
+				}
+				qs = qs.OrderBy(sortFields...)
+			} else if len(sortby) != len(order) && len(order) == 1 {
+				// 2) there is exactly one order, all the sorted fields will be sorted by this order
+				for _, v := range sortby {
+					orderby := ""
+					if order[0] == "desc" {
+						orderby = "-" + v
+					} else if order[0] == "asc" {
+						orderby = v
+					} else {
+						return nil, errors.New("Error: Invalid order. Must be either [asc|desc]")
+					}
+					sortFields = append(sortFields, orderby)
+				}
+			} else if len(sortby) != len(order) && len(order) != 1 {
+				return nil, errors.New("Error: 'sortby', 'order' sizes mismatch or 'order' size is not 1")
+			}
 		} else {
-			return "string", "`orm:\"size(128)\"`", false
+			if len(order) != 0 {
+				return nil, errors.New("Error: unused 'order' fields")
+			}
 		}
-	case "text":
-		return "string", "`orm:\"type(longtext)\"`", false
-	case "auto":
-		return "int64", "`orm:\"auto\"`", false
-	case "pk":
-		return "int64", "`orm:\"pk\"`", false
-	case "datetime":
-		return "time.Time", "`orm:\"type(datetime)\"`", true
-	case "int", "int8", "int16", "int32", "int64":
-		fallthrough
-	case "uint", "uint8", "uint16", "uint32", "uint64":
-		fallthrough
-	case "bool":
-		fallthrough
-	case "float32", "float64":
-		return kv[0], "", false
-	case "float":
-		return "float64", "", false
+
+		var l []structures.{{modelName}}
+		qs = qs.OrderBy(sortFields...)
+		if _, err := qs.Limit(limit, offset).All(&l, fields...); err == nil {
+			if len(fields) == 0 {
+				for _, v := range l {
+					ml = append(ml, v)
+				}
+			} else {
+				// trim unused fields
+				for _, v := range l {
+					m := make(map[string]interface{})
+					val := reflect.ValueOf(v)
+					for _, fname := range fields {
+						m[fname] = val.FieldByName(fname).Interface()
+					}
+					ml = append(ml, m)
+				}
+			}
+			return ml, nil
+		}
+		return nil, err
 	}
-	return "", "", false
-}
 
-var modelTpl = `package {{packageName}}
+	// Update{{modelName}} updates {{modelName}} by Id and returns error if
+	// the record to be updated doesn't exist
+	func Update{{modelName}}ById(m *structures.{{modelName}}) (err error) {
+		o := orm.NewOrm()
+		v := structures.{{modelName}}{Id: m.Id}
+		// ascertain id exists in the database
+		if err = o.Read(&v); err == nil {
+			var num int64
+			if num, err = o.Update(m); err == nil {
+				fmt.Println("Number of records updated in database:", num)
+			}
+		}
+		return
+	}
 
-import (
-	"errors"
-	"fmt"
-	"reflect"
-	"strings"
-	{{timePkg}}
-	"github.com/astaxie/beego/orm"
+	// Delete{{modelName}} deletes {{modelName}} by Id and returns error if
+	// the record to be deleted doesn't exist
+	func Delete{{modelName}}(id int64) (err error) {
+		o := orm.NewOrm()
+		v := structures.{{modelName}}{Id: id}
+		// ascertain id exists in the database
+		if err = o.Read(&v); err == nil {
+			var num int64
+			if num, err = o.Delete(&structures.{{modelName}}{Id: id}); err == nil {
+				fmt.Println("Number of records deleted in database:", num)
+			}
+		}
+		return
+	}
+	`
 )
-
-{{modelStruct}}
-
-func init() {
-	orm.RegisterModel(new({{modelName}}))
-}
-
-// Add{{modelName}} insert a new {{modelName}} into database and returns
-// last inserted Id on success.
-func Add{{modelName}}(m *{{modelName}}) (id int64, err error) {
-	o := orm.NewOrm()
-	id, err = o.Insert(m)
-	return
-}
-
-// Get{{modelName}}ById retrieves {{modelName}} by Id. Returns error if
-// Id doesn't exist
-func Get{{modelName}}ById(id int64) (v *{{modelName}}, err error) {
-	o := orm.NewOrm()
-	v = &{{modelName}}{Id: id}
-	if err = o.Read(v); err == nil {
-		return v, nil
-	}
-	return nil, err
-}
-
-// GetAll{{modelName}} retrieves all {{modelName}} matches certain condition. Returns empty list if
-// no records exist
-func GetAll{{modelName}}(query map[string]string, fields []string, sortby []string, order []string,
-	offset int64, limit int64) (ml []interface{}, err error) {
-	o := orm.NewOrm()
-	qs := o.QueryTable(new({{modelName}}))
-	// query k=v
-	for k, v := range query {
-		// rewrite dot-notation to Object__Attribute
-		k = strings.Replace(k, ".", "__", -1)
-		qs = qs.Filter(k, v)
-	}
-	// order by:
-	var sortFields []string
-	if len(sortby) != 0 {
-		if len(sortby) == len(order) {
-			// 1) for each sort field, there is an associated order
-			for i, v := range sortby {
-				orderby := ""
-				if order[i] == "desc" {
-					orderby = "-" + v
-				} else if order[i] == "asc" {
-					orderby = v
-				} else {
-					return nil, errors.New("Error: Invalid order. Must be either [asc|desc]")
-				}
-				sortFields = append(sortFields, orderby)
-			}
-			qs = qs.OrderBy(sortFields...)
-		} else if len(sortby) != len(order) && len(order) == 1 {
-			// 2) there is exactly one order, all the sorted fields will be sorted by this order
-			for _, v := range sortby {
-				orderby := ""
-				if order[0] == "desc" {
-					orderby = "-" + v
-				} else if order[0] == "asc" {
-					orderby = v
-				} else {
-					return nil, errors.New("Error: Invalid order. Must be either [asc|desc]")
-				}
-				sortFields = append(sortFields, orderby)
-			}
-		} else if len(sortby) != len(order) && len(order) != 1 {
-			return nil, errors.New("Error: 'sortby', 'order' sizes mismatch or 'order' size is not 1")
-		}
-	} else {
-		if len(order) != 0 {
-			return nil, errors.New("Error: unused 'order' fields")
-		}
-	}
-
-	var l []{{modelName}}
-	qs = qs.OrderBy(sortFields...)
-	if _, err := qs.Limit(limit, offset).All(&l, fields...); err == nil {
-		if len(fields) == 0 {
-			for _, v := range l {
-				ml = append(ml, v)
-			}
-		} else {
-			// trim unused fields
-			for _, v := range l {
-				m := make(map[string]interface{})
-				val := reflect.ValueOf(v)
-				for _, fname := range fields {
-					m[fname] = val.FieldByName(fname).Interface()
-				}
-				ml = append(ml, m)
-			}
-		}
-		return ml, nil
-	}
-	return nil, err
-}
-
-// Update{{modelName}} updates {{modelName}} by Id and returns error if
-// the record to be updated doesn't exist
-func Update{{modelName}}ById(m *{{modelName}}) (err error) {
-	o := orm.NewOrm()
-	v := {{modelName}}{Id: m.Id}
-	// ascertain id exists in the database
-	if err = o.Read(&v); err == nil {
-		var num int64
-		if num, err = o.Update(m); err == nil {
-			fmt.Println("Number of records updated in database:", num)
-		}
-	}
-	return
-}
-
-// Delete{{modelName}} deletes {{modelName}} by Id and returns error if
-// the record to be deleted doesn't exist
-func Delete{{modelName}}(id int64) (err error) {
-	o := orm.NewOrm()
-	v := {{modelName}}{Id: id}
-	// ascertain id exists in the database
-	if err = o.Read(&v); err == nil {
-		var num int64
-		if num, err = o.Delete(&{{modelName}}{Id: id}); err == nil {
-			fmt.Println("Number of records deleted in database:", num)
-		}
-	}
-	return
-}
-`
diff --git a/g_structure.go b/g_structure.go
new file mode 100644
index 0000000..3879010
--- /dev/null
+++ b/g_structure.go
@@ -0,0 +1,160 @@
+// Copyright 2016 Dylan LYU (mingzong.lyu@gmail.com)
+//
+// Licensed under the Apache License, Version 2.0 (the "License"): you may
+// not use this file except in compliance with the License. You may obtain
+// a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+// License for the specific language governing permissions and limitations
+// under the License.
+
+package main
+
+import (
+	"errors"
+	"os"
+	"path"
+	"strings"
+)
+
+func generateStructure(cname, fields, crupath string) {
+	p, f := path.Split(cname)
+	structureName := strings.Title(f)
+	packageName := "structures"
+	if p != "" {
+		i := strings.LastIndex(p[:len(p)-1], "/")
+		packageName = p[i+1 : len(p)-1]
+	}
+	ColorLog("[INFO] Using '%s' as structure name\n", structureName)
+	ColorLog("[INFO] Using '%s' as package name\n", packageName)
+	fp := path.Join(crupath, packageName, p)
+	if _, err := os.Stat(fp); os.IsNotExist(err) {
+		// create controller directory
+		if err := os.MkdirAll(fp, 0777); err != nil {
+			ColorLog("[ERRO] Could not create structures directory: %s\n", err)
+			os.Exit(2)
+		}
+	}
+	fpath := path.Join(fp, strings.ToLower(structureName)+"_structure.go")
+	if f, err := os.OpenFile(fpath, os.O_CREATE|os.O_EXCL|os.O_RDWR, 0666); err == nil {
+		defer f.Close()
+		var content string
+
+		if fields != "" {
+			structStruct, err, hastime := getStruct(structureName, fields)
+			if err != nil {
+				ColorLog("[ERRO] Could not genrate struct: %s\n", err)
+				os.Exit(2)
+			}
+			content = strings.Replace(STRUCTURE_TPL, "{{packageName}}", packageName, -1)
+			content = strings.Replace(content, "{{structStruct}}", structStruct, -1)
+			if hastime {
+				content = strings.Replace(content, "{{timePkg}}", `"time"`, -1)
+			} else {
+				content = strings.Replace(content, "{{timePkg}}", "", -1)
+			}
+
+		} else {
+			content = strings.Replace(BAST_STRUCTURE_TPL, "{{packageName}}", packageName, -1)
+		}
+		content = strings.Replace(content, "{{structureName}}", structureName, -1)
+		f.WriteString(content)
+		// gofmt generated source code
+		formatSourceCode(fpath)
+		ColorLog("[INFO] structure file generated: %s\n", fpath)
+	} else {
+		// error creating file
+		ColorLog("[ERRO] Could not create structure file: %s\n", err)
+		os.Exit(2)
+	}
+
+}
+
+func getStruct(structname, fields string) (string, error, bool) {
+	if fields == "" {
+		return "", errors.New("fields can't empty"), false
+	}
+	hastime := false
+	structStr := "type " + structname + " struct{\n"
+	fds := strings.Split(fields, ",")
+	for i, v := range fds {
+		kv := strings.SplitN(v, ":", 2)
+		if len(kv) != 2 {
+			return "", errors.New("the filds format is wrong. should key:type,key:type " + v), false
+		}
+		typ, tag, hastimeinner := getType(kv[1])
+		if typ == "" {
+			return "", errors.New("the filds format is wrong. should key:type,key:type " + v), false
+		}
+		if i == 0 && strings.ToLower(kv[0]) != "id" {
+			structStr = structStr + "Id     int64     `orm:\"auto\"`\n"
+		}
+		if hastimeinner {
+			hastime = true
+		}
+		structStr = structStr + camelString(kv[0]) + "       " + typ + "     " + tag + "\n"
+	}
+	structStr += "}\n"
+	return structStr, nil, hastime
+}
+
+// fields support type
+// http://beego.me/docs/mvc/model/models.md#mysql
+func getType(ktype string) (kt, tag string, hasTime bool) {
+	kv := strings.SplitN(ktype, ":", 2)
+	switch kv[0] {
+	case "string":
+		if len(kv) == 2 {
+			return "string", "`orm:\"size(" + kv[1] + ")\"`", false
+		} else {
+			return "string", "`orm:\"size(128)\"`", false
+		}
+	case "text":
+		return "string", "`orm:\"type(longtext)\"`", false
+	case "auto":
+		return "int64", "`orm:\"auto\"`", false
+	case "pk":
+		return "int64", "`orm:\"pk\"`", false
+	case "datetime":
+		return "time.Time", "`orm:\"type(datetime)\"`", true
+	case "int", "int8", "int16", "int32", "int64":
+		fallthrough
+	case "uint", "uint8", "uint16", "uint32", "uint64":
+		fallthrough
+	case "bool":
+		fallthrough
+	case "float32", "float64":
+		return kv[0], "", false
+	case "float":
+		return "float64", "", false
+	}
+	return "", "", false
+}
+
+const (
+	BAST_STRUCTURE_TPL = `package {{packageName}}
+
+	type {{structureName}} struct {
+
+	}
+	`
+
+	STRUCTURE_TPL = `package {{packageName}}
+
+	import(
+	"github.com/astaxie/beego/orm"
+
+	{{timePkg}}
+	)
+
+	{{structStruct}}
+
+	func init() {
+		orm.RegisterModel(new({{structureName}}))
+	}
+	`
+)
diff --git a/hproseapp.go b/hproseapp.go
index 5167c31..d5d7dd3 100644
--- a/hproseapp.go
+++ b/hproseapp.go
@@ -45,11 +45,15 @@ In the current path, will create a folder named [appname]
 In the appname folder has the follow struct:
 
 	├── conf
-	│   └── app.conf
+	│   └── app.conf
+	├── helpers
 	├── main.go
-	└── models
-	    └── object.go
-	    └── user.go
+	├── models
+	│   ├── object.go
+	│   └── user.go
+	└── structures
+	    ├── object_structure.go
+	    └── user_structure.go
 `,
 }
 
@@ -276,6 +280,8 @@ func createhprose(cmd *Command, args []string) int {
 	fmt.Println("create conf app.conf:", path.Join(apppath, "conf", "app.conf"))
 	writetofile(path.Join(apppath, "conf", "app.conf"),
 		strings.Replace(hproseconf, "{{.Appname}}", args[0], -1))
+	os.Mkdir(path.Join(apppath, "helpers"), 0755)
+	fmt.Println("create helpers:", path.Join(apppath, "helpers"))
 
 	if conn != "" {
 		ColorLog("[INFO] Using '%s' as 'driver'\n", driver)
@@ -300,14 +306,25 @@ func createhprose(cmd *Command, args []string) int {
 			),
 		)
 	} else {
+		os.Mkdir(path.Join(apppath, "structures"), 0755)
+		fmt.Println("create structures:", path.Join(apppath, "structures"))
+
+		fmt.Println("create structures user_structure.go:", path.Join(apppath, "structures", "user_structure.go"))
+		writetofile(path.Join(apppath, "structures", "user_structure.go"), apistructures)
+
+		fmt.Println("create structures object_structure.go:", path.Join(apppath, "structures", "object_structure.go"))
+		writetofile(path.Join(apppath, "structures", "object_structure.go"), apistructures2)
+
 		os.Mkdir(path.Join(apppath, "models"), 0755)
 		fmt.Println("create models:", path.Join(apppath, "models"))
 
 		fmt.Println("create models object.go:", path.Join(apppath, "models", "object.go"))
-		writetofile(path.Join(apppath, "models", "object.go"), apiModels)
+		writetofile(path.Join(apppath, "models", "object.go"),
+			strings.Replace(apiModels, "{{.Appname}}", packpath, -1))
 
 		fmt.Println("create models user.go:", path.Join(apppath, "models", "user.go"))
-		writetofile(path.Join(apppath, "models", "user.go"), apiModels2)
+		writetofile(path.Join(apppath, "models", "user.go"),
+			strings.Replace(apiModels2, "{{.Appname}}", packpath, -1))
 
 		fmt.Println("create main.go:", path.Join(apppath, "main.go"))
 		writetofile(path.Join(apppath, "main.go"),
diff --git a/new.go b/new.go
index bba644d..ceda69e 100644
--- a/new.go
+++ b/new.go
@@ -30,22 +30,25 @@ Creates a Beego application for the given app name in the current directory.
 The command 'new' creates a folder named [appname] and inside the folder deploy
 the following files/directories structure:
 
-    |- main.go
-    |- conf
-        |-  app.conf
-    |- controllers
-         |- default.go
-    |- models
-    |- routers
-         |- router.go
-    |- tests
-         |- default_test.go
-	|- static
-         |- js
-         |- css
-         |- img
-    |- views
-        index.tpl
+	.
+	├── conf
+	│   └── app.conf
+	├── controllers
+	│   └── index_controller.go
+	├── helpers
+	├── main.go
+	├── models
+	├── routers
+	│   └── router.go
+	├── static
+	│   ├── css
+	│   ├── img
+	│   └── js
+	├── structure
+	├── tests
+	│   └── default_test.go
+	└── views
+	    └── index.tpl
 
 `,
 }
@@ -116,12 +119,16 @@ func createApp(cmd *Command, args []string) int {
 	fmt.Println(path.Join(apppath, "conf") + string(path.Separator))
 	os.Mkdir(path.Join(apppath, "controllers"), 0755)
 	fmt.Println(path.Join(apppath, "controllers") + string(path.Separator))
+	os.Mkdir(path.Join(apppath, "helpers"), 0755)
+	fmt.Println(path.Join(apppath, "helpers") + string(path.Separator))
 	os.Mkdir(path.Join(apppath, "models"), 0755)
 	fmt.Println(path.Join(apppath, "models") + string(path.Separator))
 	os.Mkdir(path.Join(apppath, "routers"), 0755)
 	fmt.Println(path.Join(apppath, "routers") + string(path.Separator))
 	os.Mkdir(path.Join(apppath, "tests"), 0755)
 	fmt.Println(path.Join(apppath, "tests") + string(path.Separator))
+	os.Mkdir(path.Join(apppath, "structures"), 0755)
+	fmt.Println(path.Join(apppath, "structures") + string(path.Separator))
 	os.Mkdir(path.Join(apppath, "static"), 0755)
 	fmt.Println(path.Join(apppath, "static") + string(path.Separator))
 	os.Mkdir(path.Join(apppath, "static", "js"), 0755)
@@ -135,8 +142,8 @@ func createApp(cmd *Command, args []string) int {
 	fmt.Println(path.Join(apppath, "conf", "app.conf"))
 	writetofile(path.Join(apppath, "conf", "app.conf"), strings.Replace(appconf, "{{.Appname}}", args[0], -1))
 
-	fmt.Println(path.Join(apppath, "controllers", "default.go"))
-	writetofile(path.Join(apppath, "controllers", "default.go"), controllers)
+	fmt.Println(path.Join(apppath, "controllers", "index_controller.go"))
+	writetofile(path.Join(apppath, "controllers", "index_controller.go"), controllers)
 
 	fmt.Println(path.Join(apppath, "views", "index.tpl"))
 	writetofile(path.Join(apppath, "views", "index.tpl"), indextpl)