diff --git a/vd960DBN/BLE/OnlyUpdateApp_Peripheral/APP/cfig_flash.c b/vd960DBN/BLE/OnlyUpdateApp_Peripheral/APP/cfig_flash.c
index 71433b4..b51e291 100644
--- a/vd960DBN/BLE/OnlyUpdateApp_Peripheral/APP/cfig_flash.c
+++ b/vd960DBN/BLE/OnlyUpdateApp_Peripheral/APP/cfig_flash.c
@@ -4,7 +4,7 @@
 * @author  			wfq 
 * @version 			V1.0
 * @date    			2025-02-07
-* @brief   			??????????��?��???????????????
+* @brief   			??????????��?��???????????????
 * @attention		
 ******************************************************************************
 */
@@ -89,11 +89,23 @@ void factory_dev_info(void)
         "password",
         0
     };
+
+    // 使用实际设备序列号生成默认 topic（V1.01 双主题协议）
+    char sn_str[13];
+    sprintf(sn_str, "%02X%02X%02X%02X%02X%02X",
+        gMacAddr[0], gMacAddr[1], gMacAddr[2],
+        gMacAddr[3], gMacAddr[4], gMacAddr[5]);
+    char default_pub[64], default_sub[64];
+    sprintf(default_pub, "dld960/%s/dev", sn_str);
+    sprintf(default_sub, "dld960/%s/srv", sn_str);
+
     IOT_Topic _topic = {
         0,
-        TOPIC_DEFAULT_PUBLISH,
-        TOPIC_DEFAULT_SUBSCRIBE
+        {0},
+        {0}
     };
+    strncpy((char *)_topic.topic_pub, default_pub, MAX_TOPIC_LENGTH - 1);
+    strncpy((char *)_topic.topic_sub, default_sub, MAX_TOPIC_LENGTH - 1);
     
     write_net_config(&lcfg, &ccfg, &icfg, &_topic);
 }
diff --git a/vd960DBN/BLE/OnlyUpdateApp_Peripheral/APP/include/net_srv.h b/vd960DBN/BLE/OnlyUpdateApp_Peripheral/APP/include/net_srv.h
index 2f038f3..d4e8f9c 100644
--- a/vd960DBN/BLE/OnlyUpdateApp_Peripheral/APP/include/net_srv.h
+++ b/vd960DBN/BLE/OnlyUpdateApp_Peripheral/APP/include/net_srv.h
@@ -32,6 +32,8 @@
 #define     COM_LSSC_UDP_PORT               5500
 #define     COM_DEV_MESSAGE_PORT            4900              //udp dev local message port
 
+// 默认 Topic 格式模板（V1.01 双主题）
+// 实际出厂值时 factory_dev_info() 会用真实序列号替换 {sn}
 #define     TOPIC_DEFAULT_SUBSCRIBE         "dld960/{sn}/srv"
 #define     TOPIC_DEFAULT_PUBLISH           "dld960/{sn}/dev"
 
diff --git a/vd960DBN/BLE/OnlyUpdateApp_Peripheral/APP/net_srv.c b/vd960DBN/BLE/OnlyUpdateApp_Peripheral/APP/net_srv.c
index b5da4ad..8b5e9ee 100644
--- a/vd960DBN/BLE/OnlyUpdateApp_Peripheral/APP/net_srv.c
+++ b/vd960DBN/BLE/OnlyUpdateApp_Peripheral/APP/net_srv.c
@@ -141,9 +141,7 @@ void dg_subscribe_display_topic(void)
     strcpy(mBuff, (char *)g_iot_topic.topic_sub);
     
     {
-    PRINT("
-\nWill subscribe display_topic:\n%s
-\n", mBuff);
+    PRINT("\nWill subscribe display_topic:\n%s\n", mBuff);
     }
     MQTT_Subscribe(mBuff, 1);
     
@@ -219,11 +217,6 @@ void dev_response_heartbeat(char *dat)
 
 void mqtt_deserialize_publish(char* topic, char* msg, int length)
 {    
-//    if(g_flag_debug)
-//    {
-//        printf("display_mqtt_callback rev topic: %s\n msg:%s, len:%d
-\n", topic, msg, length);
-//    }
     // V1.01: 使用配置的 topic_sub 匹配，而非硬编码默认值
     if(strstr(topic, (char *)g_iot_topic.topic_sub) != NULL)
     {