diff --git a/api/api.go b/api/api.go
index 7f919d98..48af0afa 100644
--- a/api/api.go
+++ b/api/api.go
@@ -18,7 +18,7 @@ func LoadFrom(dir string, prefix string) {
 		return
 	}
 
-	share.Walk(dir, ".json", func(root, filename string) {
+	share.Walk(dir, ".http.json", func(root, filename string) {
 		name := prefix + share.SpecName(root, filename)
 		content := share.ReadFile(filename)
 		gou.LoadAPI(string(content), name)
diff --git a/cmd/root.go b/cmd/root.go
index a17290b4..35c33946 100644
--- a/cmd/root.go
+++ b/cmd/root.go
@@ -30,11 +30,11 @@ var rootCmd = &cobra.Command{
 func init() {
 	rootCmd.AddCommand(
 		versionCmd,
-		domainCmd,
+		// domainCmd,
 		migrateCmd,
 		inspectCmd,
 		startCmd,
-		importCmd,
+		// importCmd,
 		runCmd,
 	)
 	rootCmd.SetHelpCommand(helpCmd)
diff --git a/cmd/start.go b/cmd/start.go
index 249116be..64137298 100644
--- a/cmd/start.go
+++ b/cmd/start.go
@@ -68,11 +68,11 @@ var startCmd = &cobra.Command{
 			port = ""
 		}
 
-		fmt.Printf(color.GreenString("\n\n访问入口"))
+		fmt.Printf(color.GreenString("\n\n象传应用引擎"))
 		fmt.Printf(color.WhiteString("\n---------------------------------"))
-		fmt.Printf(color.GreenString("\n前台界面: http://%s%s/\n", domain, port))
-		fmt.Printf(color.GreenString("管理后台: http://%s%s/xiang/login\n", domain, port))
-		fmt.Printf(color.GreenString("API 接口: http://%s%s/api\n", domain, port))
+		fmt.Printf(color.GreenString("\n前台界面: http://%s%s/\n", "127.0.0.1", port))
+		fmt.Printf(color.GreenString("管理后台: http://%s%s/xiang/login/admin\n", "127.0.0.1", port))
+		fmt.Printf(color.GreenString("API 接口: http://%s%s/api\n", "127.0.0.1", port))
 		fmt.Printf(color.GreenString("跨域访问: %s\n\n", strings.Join(config.Conf.Service.Allow, ",")))
 
 		// 调试模式
@@ -80,6 +80,16 @@ var startCmd = &cobra.Command{
 			service.Watch(config.Conf)
 		}
 
+		if len(args) > 0 && args[0] == "alpha" {
+			// 启动 Socket 服务 (alpha)
+			for _, srv := range gou.Servers {
+				fmt.Printf(color.GreenString("%s服务", srv.Name))
+				fmt.Printf(color.WhiteString("\n---------------------------------"))
+				fmt.Printf(color.GreenString("\nHost: %s://%s", srv.Protocol, srv.Host))
+				fmt.Printf(color.GreenString("\nPort: %s\n\n", srv.Port))
+				go srv.Start()
+			}
+		}
 		service.Start()
 	},
 }
diff --git a/engine/load.go b/engine/load.go
index 8fbef795..a59460f9 100644
--- a/engine/load.go
+++ b/engine/load.go
@@ -16,6 +16,7 @@ import (
 	"github.com/yaoapp/xiang/page"
 	"github.com/yaoapp/xiang/plugin"
 	"github.com/yaoapp/xiang/query"
+	"github.com/yaoapp/xiang/server"
 	"github.com/yaoapp/xiang/share"
 	"github.com/yaoapp/xiang/table"
 	"github.com/yaoapp/xiang/workflow"
@@ -42,6 +43,7 @@ func Load(cfg config.Config) {
 	importer.Load(cfg) // 加载数据导入 imports
 	workflow.Load(cfg) // 加载工作流  workflow
 	api.Load(cfg)      // 加载业务接口 API
+	server.Load(cfg)   // 加载服务
 
 	// 加密密钥函数
 	gou.LoadCrypt(fmt.Sprintf(`{"key":"%s"}`, cfg.Database.AESKey), "AES")
diff --git a/flow/flow_test.go b/flow/flow_test.go
index f60d2f18..6b09db6c 100644
--- a/flow/flow_test.go
+++ b/flow/flow_test.go
@@ -20,5 +20,5 @@ func check(t *testing.T) {
 	for key := range gou.Flows {
 		keys = append(keys, key)
 	}
-	assert.Equal(t, 21, len(keys))
+	assert.Equal(t, 22, len(keys))
 }
diff --git a/server/socket.go b/server/socket.go
new file mode 100644
index 00000000..9f0bd6f0
--- /dev/null
+++ b/server/socket.go
@@ -0,0 +1,29 @@
+package server
+
+import (
+	"path/filepath"
+
+	"github.com/yaoapp/gou"
+	"github.com/yaoapp/xiang/config"
+	"github.com/yaoapp/xiang/share"
+)
+
+// Load 加载API
+func Load(cfg config.Config) {
+	var root = filepath.Join(cfg.RootAPI, "..", "servers")
+	LoadFrom(root, "")
+}
+
+// LoadFrom 从特定目录加载
+func LoadFrom(dir string, prefix string) {
+
+	if share.DirNotExists(dir) {
+		return
+	}
+
+	share.Walk(dir, ".sock.json", func(root, filename string) {
+		name := prefix + share.SpecName(root, filename)
+		content := share.ReadFile(filename)
+		gou.LoadServer(string(content), name)
+	})
+}
diff --git a/server/socket_test.go b/server/socket_test.go
new file mode 100644
index 00000000..e32980ca
--- /dev/null
+++ b/server/socket_test.go
@@ -0,0 +1,23 @@
+package server
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/yaoapp/gou"
+	"github.com/yaoapp/xiang/config"
+)
+
+func TestLoad(t *testing.T) {
+	Load(config.Conf)
+	LoadFrom("not a path", "404.")
+	check(t)
+}
+
+func check(t *testing.T) {
+	keys := []string{}
+	for key := range gou.Servers {
+		keys = append(keys, key)
+	}
+	assert.Equal(t, 1, len(keys))
+}
diff --git a/share/const.go b/share/const.go
index c450fb1d..a0b01a5c 100644
--- a/share/const.go
+++ b/share/const.go
@@ -1,7 +1,7 @@
 package share
 
 // VERSION 版本号
-const VERSION = "0.9.2"
+const VERSION = "0.9.3"
 
 // DOMAIN 许可域(废弃)
 const DOMAIN = "*.iqka.com"
diff --git a/tests/flows/rfid/read.flow.json b/tests/flows/rfid/read.flow.json
new file mode 100644
index 00000000..8c8030b8
--- /dev/null
+++ b/tests/flows/rfid/read.flow.json
@@ -0,0 +1,7 @@
+{
+  "label": "读取RFID标签",
+  "version": "1.0.0",
+  "description": "读取RFID标签",
+  "nodes": [{ "script": "print" }],
+  "output": null
+}
diff --git a/tests/flows/rfid/read.print.js b/tests/flows/rfid/read.print.js
new file mode 100644
index 00000000..8db5c50a
--- /dev/null
+++ b/tests/flows/rfid/read.print.js
@@ -0,0 +1,11 @@
+function main(args, out, res) {
+  // 100000012021128798321101 15 2d 02 f2 96 72 1e 52 b9 cd
+  var idstr = args[0] || "";
+  var len = idstr.length;
+
+  if (len != 36) {
+    return;
+  }
+  id = BigInt("0x" + idstr.substring(8, len - 8).toUpperCase()).toString(10);
+  console.log(id);
+}
diff --git a/tests/servers/rfid.sock.json b/tests/servers/rfid.sock.json
new file mode 100644
index 00000000..7f908a77
--- /dev/null
+++ b/tests/servers/rfid.sock.json
@@ -0,0 +1,9 @@
+{
+  "name": "RFID接收器",
+  "description": "用来接收并处理RIFD",
+  "version": "0.0.1",
+  "protocol": "tcp",
+  "host": "0.0.0.0",
+  "port": "3019",
+  "process": "flows.rfid.read"
+}