diff --git a/fine-socketio/src/com/fr/third/socketio/protocol/JacksonJsonSupport.java b/fine-socketio/src/com/fr/third/socketio/protocol/JacksonJsonSupport.java
index 9f607705f..fa2779be3 100644
--- a/fine-socketio/src/com/fr/third/socketio/protocol/JacksonJsonSupport.java
+++ b/fine-socketio/src/com/fr/third/socketio/protocol/JacksonJsonSupport.java
@@ -326,6 +326,7 @@ public class JacksonJsonSupport implements JsonSupport {
         objectMapper.configure(SerializationFeature.WRITE_BIGDECIMAL_AS_PLAIN, true);
         objectMapper.configure(SerializationFeature.FAIL_ON_EMPTY_BEANS, false);
 
+        //时区设置，防止含有Data类型变量时序列化后，前台显示的data内时间不准确
         objectMapper.setTimeZone(TimeZone.getDefault());
     }