diff --git a/service/iservice.go b/service/iservice.go
index 6068e95..69de4a7 100644
--- a/service/iservice.go
+++ b/service/iservice.go
@@ -11,9 +11,9 @@ type IService interface {
 	RunOnce(cb func())
 	RunWait(cb func() (retValue any)) (retValue any, err error)
 
-	NewTimer(duration time.Duration, cb func(), needLog bool, desc ...string) uint32
-	CancelTimer(timerId uint32)
-	CancelAllTimer()
+	// NewTimer(duration time.Duration, cb func(), needLog bool, desc ...string) uint32
+	// CancelTimer(timerId uint32)
+	// CancelAllTimer()
 
 	// 向服务内部消息管道写入消息
 	Write(msg []byte) error
diff --git a/timer/interface.go b/timer/interface.go
new file mode 100644
index 0000000..e279df5
--- /dev/null
+++ b/timer/interface.go
@@ -0,0 +1,11 @@
+package timer
+
+import (
+	"time"
+)
+
+type ITimer interface {
+	NewTimer(duration time.Duration, cb func(), needLog bool, desc ...string) uint32
+	CancelTimer(timerId uint32)
+	CancelAllTimer()
+}