diff --git a/src/org/redkale/service/RetLabel.java b/src/org/redkale/service/RetLabel.java
new file mode 100644
index 000000000..68d912075
--- /dev/null
+++ b/src/org/redkale/service/RetLabel.java
@@ -0,0 +1,22 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package org.redkale.service;
+
+import java.lang.annotation.*;
+
+/**
+ * 用于定义错误码的注解
+ *
+ * @author zhangjx
+ */
+@Inherited
+@Documented
+@Target(value = {ElementType.FIELD})
+@Retention(value = RetentionPolicy.RUNTIME)
+public @interface RetLabel {
+
+    String value();
+}