diff --git a/cmd/start.go b/cmd/start.go
index 216f7786..70677279 100644
--- a/cmd/start.go
+++ b/cmd/start.go
@@ -1,14 +1,12 @@
 package cmd
 
 import (
-	"context"
 	"fmt"
 	"os"
 	"os/signal"
 	"path/filepath"
 	"strings"
 	"syscall"
-	"time"
 
 	"github.com/fatih/color"
 	"github.com/spf13/cobra"
@@ -153,7 +151,7 @@ var startCmd = &cobra.Command{
 			printStores(true)
 		}
 
-		srv, err := service.Start()
+		srv, err := service.Start(config.Conf)
 
 		// Start server
 		go func() {
@@ -170,11 +168,9 @@ var startCmd = &cobra.Command{
 		for {
 			select {
 			case <-interrupt:
-				ctx, canceled := context.WithTimeout(context.Background(), (5 * time.Second))
-				defer canceled()
-				service.StopWithContext(ctx, func() {
-					fmt.Println(color.GreenString(L("✨STOPPED✨")))
-				})
+				// ctx, canceled := context.WithTimeout(context.Background(), (5 * time.Second))
+				// defer canceled()
+				service.Stop(srv)
 				return
 			}
 		}
diff --git a/engine/load.go b/engine/load.go
index e1972c73..e73c01a1 100644
--- a/engine/load.go
+++ b/engine/load.go
@@ -1,6 +1,7 @@
 package engine
 
 import (
+	"encoding/json"
 	"fmt"
 	"os"
 	"strings"
@@ -245,7 +246,33 @@ func loadApp(root string) error {
 	}
 
 	application.Load(app)
-	return nil
+
+	var info []byte
+
+	// Read app setting
+	if has, _ := application.App.Exists("app.yao"); has {
+		info, err = application.App.Read("app.yao")
+		if err != nil {
+			return err
+		}
+
+	} else if has, _ := application.App.Exists("app.jsonc"); has {
+		info, err = application.App.Read("app.jsonc")
+		if err != nil {
+			return err
+		}
+
+	} else if has, _ := application.App.Exists("app.json"); has {
+		info, err = application.App.Read("app.json")
+		if err != nil {
+			return err
+		}
+	} else {
+		return fmt.Errorf("app.yao or app.jsonc or app.json does not exists")
+	}
+
+	share.App = share.AppInfo{}
+	return json.Unmarshal(info, &share.App)
 }
 
 func printErr(mode, widget string, err error) {
diff --git a/main_test.go b/main_test.go
index f54d9659..560d1669 100644
--- a/main_test.go
+++ b/main_test.go
@@ -14,7 +14,6 @@ import (
 	"github.com/yaoapp/kun/any"
 	"github.com/yaoapp/kun/maps"
 	"github.com/yaoapp/yao/config"
-	"github.com/yaoapp/yao/service"
 )
 
 func TestCommandVersion(t *testing.T) {
@@ -41,7 +40,7 @@ func TestCommandStart(t *testing.T) {
 	oldArgs := os.Args
 	defer func() {
 		os.Args = oldArgs
-		service.Stop(func() {})
+		// service.Stop(func() {})
 		log.Println("服务已关闭")
 	}()
 
@@ -129,7 +128,7 @@ func TestCommandStop(t *testing.T) {
 		assert.Equal(t, "管理员", res.Get("name"))
 
 		// 测试关闭
-		service.Stop(func() { log.Println("服务已关闭") })
+		// service.Stop(func() { log.Println("服务已关闭") })
 		time.Sleep(time.Second * 5)
 		_, err = request()
 		assert.NotNil(t, err)
diff --git a/service/middleware.go b/service/middleware.go
index 297fb0a5..1554d061 100644
--- a/service/middleware.go
+++ b/service/middleware.go
@@ -4,7 +4,6 @@ import (
 	"strings"
 
 	"github.com/gin-gonic/gin"
-	"github.com/yaoapp/yao/share"
 )
 
 // Middlewares 服务中间件
@@ -22,30 +21,21 @@ func BinStatic(c *gin.Context) {
 		c.Next()
 		return
 
-	} else if share.App.XGen == "1.0" {
+	}
 
-		// Xgen 1.0
-		if length >= AdminRootLen && c.Request.URL.Path[0:AdminRootLen] == AdminRoot {
-			c.Request.URL.Path = strings.TrimPrefix(c.Request.URL.Path, c.Request.URL.Path[0:AdminRootLen-1])
-			XGenFileServerV1.ServeHTTP(c.Writer, c.Request)
-			c.Abort()
-			return
-		}
-
-		if length >= 18 && c.Request.URL.Path[0:18] == "/__yao_admin_root/" {
-			c.Request.URL.Path = strings.TrimPrefix(c.Request.URL.Path, "/__yao_admin_root")
-			XGenFileServerV1.ServeHTTP(c.Writer, c.Request)
-			c.Abort()
-			return
-		}
-
-	} else if share.App.XGen == "" && length >= 7 && c.Request.URL.Path[0:7] == "/xiang/" {
-		// Xgen 0.9
-		c.Request.URL.Path = strings.TrimPrefix(c.Request.URL.Path, "/xiang")
-		XGenFileServerV0.ServeHTTP(c.Writer, c.Request)
+	// Xgen 1.0
+	if length >= AdminRootLen && c.Request.URL.Path[0:AdminRootLen] == AdminRoot {
+		c.Request.URL.Path = strings.TrimPrefix(c.Request.URL.Path, c.Request.URL.Path[0:AdminRootLen-1])
+		XGenFileServerV1.ServeHTTP(c.Writer, c.Request)
 		c.Abort()
 		return
+	}
 
+	if length >= 18 && c.Request.URL.Path[0:18] == "/__yao_admin_root/" {
+		c.Request.URL.Path = strings.TrimPrefix(c.Request.URL.Path, "/__yao_admin_root")
+		XGenFileServerV1.ServeHTTP(c.Writer, c.Request)
+		c.Abort()
+		return
 	}
 
 	// 应用内静态文件目录(/ui or public)
diff --git a/service/service.go b/service/service.go
index bd6cf0e0..f41001ca 100644
--- a/service/service.go
+++ b/service/service.go
@@ -1,22 +1,21 @@
 package service
 
 import (
-	"context"
+	"time"
 
 	"github.com/gin-gonic/gin"
 	"github.com/yaoapp/gou/api"
 	"github.com/yaoapp/gou/server/http"
-	"github.com/yaoapp/kun/log"
 	"github.com/yaoapp/yao/config"
 	"github.com/yaoapp/yao/share"
 )
 
-var shutdown = make(chan bool, 1)
+// Start the yao service
+func Start(cfg config.Config) (*http.Server, error) {
 
-var shutdownComplete = make(chan bool, 1)
-
-// Start 启动服务
-func Start() (*http.Server, error) {
+	if cfg.AllowFrom == nil {
+		cfg.AllowFrom = []string{}
+	}
 
 	err := prepare()
 	if err != nil {
@@ -24,64 +23,46 @@ func Start() (*http.Server, error) {
 	}
 
 	router := gin.New()
-	api.SetRoutes(router, "/api", config.Conf.AllowFrom...)
+	api.SetGuards(Guards)
+	api.SetRoutes(router, "/api", cfg.AllowFrom...)
+
 	srv := http.New(router, http.Option{
-		Host:   config.Conf.Host,
-		Port:   config.Conf.Port,
-		Root:   "/api",
-		Allows: config.Conf.AllowFrom,
+		Host:    cfg.Host,
+		Port:    cfg.Port,
+		Root:    "/api",
+		Allows:  cfg.AllowFrom,
+		Timeout: 5 * time.Second,
 	}).With(Middlewares...)
 
+	go func() {
+		err = srv.Start()
+	}()
+
 	return srv, nil
 }
 
-// StartWithouttSession 启动服务
-func StartWithouttSession() (*http.Server, error) {
-
-	router := gin.New()
-	api.SetRoutes(router, "/api", config.Conf.AllowFrom...)
-	srv := http.New(router, http.Option{
-		Host:   config.Conf.Host,
-		Port:   config.Conf.Port,
-		Root:   "/api",
-		Allows: config.Conf.AllowFrom,
-	}).With(Middlewares...)
-
-	return srv, nil
-}
-
-// StopWithouttSession 关闭服务
-func StopWithouttSession(onComplete func()) {
-	shutdown <- true
-	select {
-	case <-shutdownComplete:
-		onComplete()
-	}
-}
-
-// Stop 关闭服务
-func Stop(onComplete func()) {
-	shutdown <- true
-	select {
-	case <-shutdownComplete:
-		share.SessionStop()
-		share.DBClose()
-		onComplete()
+// Stop the yao service
+func Stop(srv *http.Server) error {
+	err := srv.Stop()
+	if err != nil {
+		return err
 	}
+	<-srv.Event()
+	return nil
 }
 
 // StopWithContext stop with timeout
-func StopWithContext(ctx context.Context, onComplete func()) {
-	shutdown <- true
-	select {
-	case <-ctx.Done():
-		log.Error("[STOP] canceled (%v)", ctx.Err())
-		onComplete()
-	case <-shutdownComplete:
-		share.SessionStop()
-		onComplete()
-	}
-}
+// func StopWithContext(ctx context.Context, onComplete func()) {
+// 	shutdown <- true
+// 	select {
+// 	case <-ctx.Done():
+// 		log.Error("[STOP] canceled (%v)", ctx.Err())
+// 		onComplete()
+// 	case <-shutdownComplete:
+// 		share.SessionStop()
+// 		onComplete()
+// 	}
+// }
 
 func prepare() error {
 
diff --git a/service/service_test.go b/service/service_test.go
new file mode 100644
index 00000000..f86495fa
--- /dev/null
+++ b/service/service_test.go
@@ -0,0 +1,74 @@
+package service
+
+import (
+	"testing"
+
+	"github.com/gin-gonic/gin"
+	"github.com/stretchr/testify/assert"
+	"github.com/yaoapp/yao/config"
+	"github.com/yaoapp/yao/engine"
+	"github.com/yaoapp/yao/test"
+)
+
+func TestStartStop(t *testing.T) {
+
+	gin.SetMode(gin.ReleaseMode)
+
+	cfg := config.Conf
+	cfg.Port = 0
+	err := engine.Load(cfg)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	srv, err := Start(cfg)
+	if err != nil {
+		t.Fatal(err)
+	}
+	defer Stop(srv)
+
+	<-srv.Event()
+	if !srv.Ready() {
+		t.Fatal("server not ready")
+	}
+
+	port, err := srv.Port()
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	if port <= 0 {
+		t.Fatal("invalid port")
+	}
+
+	// API Server
+	req := test.NewRequest(port).Route("/api/__yao/app/setting")
+	res, err := req.Get()
+	if err != nil {
+		t.Fatal(err)
+	}
+	assert.Equal(t, 200, res.Status())
+	data, err := res.Map()
+	if err != nil {
+		t.Fatal(err)
+	}
+	assert.Equal(t, "Demo Application", data["name"])
+
+	// Public
+	req = test.NewRequest(port).Route("/")
+	res, err = req.Get()
+	if err != nil {
+		t.Fatal(err)
+	}
+	assert.Equal(t, 200, res.Status())
+	assert.Equal(t, "Hello World\n", res.Body())
+
+	// XGEN
+	req = test.NewRequest(port).Route("/admin/")
+	res, err = req.Get()
+	if err != nil {
+		t.Fatal(err)
+	}
+	assert.Equal(t, 200, res.Status())
+	assert.Contains(t, res.Body(), "ROOT /admin/")
+}
diff --git a/service/static.go b/service/static.go
index a13be588..e58aaff4 100644
--- a/service/static.go
+++ b/service/static.go
@@ -18,9 +18,6 @@ import (
 // AppFileServer static file server
 var AppFileServer http.Handler
 
-// XGenFileServerV0 XGen v0.9
-var XGenFileServerV0 http.Handler = http.FileServer(data.XgenV0())
-
 // XGenFileServerV1 XGen v1.0
 var XGenFileServerV1 http.Handler = http.FileServer(data.XgenV1())
 
@@ -41,9 +38,6 @@ func SetupStatic() error {
 
 	// Static file server
 	AppFileServer = http.FileServer(Dir(filepath.Join(config.Conf.Root, "public")))
-	if share.App.XGen == "" || share.App.XGen == "0.9" {
-		AppFileServer = http.FileServer(Dir(filepath.Join(config.Conf.Root, "ui")))
-	}
 
 	return nil
 }
diff --git a/service/watch.go b/service/watch.go
index 1a8a97a8..48a2f755 100644
--- a/service/watch.go
+++ b/service/watch.go
@@ -1,7 +1,6 @@
 package service
 
 import (
-	"context"
 	"fmt"
 	"io/fs"
 	"io/ioutil"
@@ -262,12 +261,12 @@ func watchReload(root string, file string, event string, cfg config.Config) {
 		}
 
 		// Restart Server
-		ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
-		defer cancel()
+		// ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
+		// defer cancel()
 
-		StopWithContext(ctx, func() {
-			go Start()
-			fmt.Println(color.GreenString("[Watch] Reload Completed"))
-		})
+		// Stop(func() {
+		// 	go Start()
+		// 	fmt.Println(color.GreenString("[Watch] Reload Completed"))
+		// })
 	}
 }
diff --git a/service/watch_test.go b/service/watch_test.go
index e1cd9b37..aad54ec9 100644
--- a/service/watch_test.go
+++ b/service/watch_test.go
@@ -34,8 +34,8 @@ func TestWatch(t *testing.T) {
 }
 
 func TestWatchReload(t *testing.T) {
-	go Start()
-	defer Stop(func() {})
+	go Start(config.Conf)
+	// defer Stop(func() {})
 	share.DBConnect(config.Conf.DB)
 	watchReload("", "", "", config.Conf)
 }