diff --git a/service/enter.go b/service/enter.go
index c9ecdc1..8123d09 100644
--- a/service/enter.go
+++ b/service/enter.go
@@ -3,11 +3,13 @@ package service
 import (
 	"bygdata/service/example"
 	"bygdata/service/system"
+	"bygdata/service/userdata"
 )
 
 var ServiceGroupApp = new(ServiceGroup)
 
 type ServiceGroup struct {
-	SystemServiceGroup  system.ServiceGroup
-	ExampleServiceGroup example.ServiceGroup
+	SystemServiceGroup   system.ServiceGroup
+	ExampleServiceGroup  example.ServiceGroup
+	UserdataServiceGroup userdata.ServiceGroup
 }
diff --git a/service/userdata/enter.go b/service/userdata/enter.go
new file mode 100644
index 0000000..e348b6e
--- /dev/null
+++ b/service/userdata/enter.go
@@ -0,0 +1,5 @@
+package userdata
+
+type ServiceGroup struct {
+	StatsService
+}