diff --git a/main/main.c b/main/main.c
index 78ffa77..7fb1c51 100644
--- a/main/main.c
+++ b/main/main.c
@@ -48,10 +48,16 @@ void construct_set_position_packet_and_report(int index, uint8_t setPosition_cod
   ESP_LOGI(MAIN_LOG_TAG, "Command setPosition execution complete!");
 
   if (setPosition_code == 0) {
-    snprintf((char *)buffer, construct_cmd_packet_buffer_size, "{ \"order\": \"receipt\", \"code\": %d, \"info\": \"success\", \"index\": %d }", setPosition_code, index);
+    snprintf((char *)buffer, construct_cmd_packet_buffer_size, "{ \"order\": \"receipt\", \"code\": %d, \"info\": \"success\", \"index\": %d }",  //
+             /* code  :*/ setPosition_code,                                                                                                       //
+             /* index :*/ index                                                                                                                   //
+    );
     bleuart_notify_send(buffer, strlen((char *)buffer));
   } else {
-    snprintf((char *)buffer, construct_cmd_packet_buffer_size, "{ \"order\": \"receipt\", \"code\": %d, \"info\": \"error\", \"index\": %d }", setPosition_code, index);
+    snprintf((char *)buffer, construct_cmd_packet_buffer_size, "{ \"order\": \"receipt\", \"code\": %d, \"info\": \"error\", \"index\": %d }",  //
+             /* code  :*/ setPosition_code,                                                                                                     //
+             /* index :*/ index                                                                                                                 //
+    );
     bleuart_notify_send(buffer, strlen((char *)buffer));
   }
 }
@@ -62,12 +68,18 @@ void construct_get_status_packet_and_report(int index, double motor_position) {
     snprintf((char *)buffer, construct_cmd_packet_buffer_size,
              "{ \"order\": \"receipt\", \"index\": %d, \"deviceState\": \"%s\", \"deviceException\": 0, \"deviceExceptionInfo\": "
              ", \"position\":%lf }",
-             index, "idel", motor_position);
+             /* index       :*/ index,          //
+             /* deviceState :*/ "idel",         //
+             /* positon     :*/ motor_position  //
+    );
   } else {
     snprintf((char *)buffer, construct_cmd_packet_buffer_size,
              "{ \"order\": \"receipt\", \"index\": %d, \"deviceState\": \"%s\", \"deviceException\": 0, \"deviceExceptionInfo\": "
              ", \"position\":%lf }",
-             index, "rotating", motor_position);
+             /* index       :*/ index,          //
+             /* deviceState :*/ "rotating",     //
+             /* positon     :*/ motor_position  //
+    );
   }
 
   ESP_LOGI(MAIN_LOG_TAG, "report %s", buffer);