diff --git a/cap/zx297520v3/src/lynq/lib/liblynq-qser-gnss/src/mbtk_gnss.cpp b/cap/zx297520v3/src/lynq/lib/liblynq-qser-gnss/src/mbtk_gnss.cpp
index 862aeea..f874f59 100755
--- a/cap/zx297520v3/src/lynq/lib/liblynq-qser-gnss/src/mbtk_gnss.cpp
+++ b/cap/zx297520v3/src/lynq/lib/liblynq-qser-gnss/src/mbtk_gnss.cpp
@@ -393,6 +393,12 @@
         _mopen_location_info->longitude = atof(tmp_str);
         memset(tmp_str, 0, sizeof(tmp_str));
         // get product name
+        ret = gnss_get_para_from_nmea(str, tmp_str, 6);
+        if(ret)
+            return;
+        _mopen_location_info->flags = atoi(tmp_str);
+        memset(tmp_str, 0, sizeof(tmp_str));
+        // get product name
         ret = gnss_get_para_from_nmea(str, tmp_str, 9);
         if(ret)
             return;
@@ -495,12 +501,7 @@
     {
         handle->gnss_handler_func((uint32)handle, E_MT_LOC_MSG_ID_NMEA_INFO, &nmea_info, NULL);
     }
-    if(handle->gnss_handler_func && handle->mode == 1 &&
-            mopen_location_info.latitude &&
-            mopen_location_info.longitude &&
-            mopen_location_info.altitude &&
-            mopen_location_info.timestamp &&
-            mopen_location_info.speed)
+    if(handle->gnss_handler_func && handle->mode == 1 && mopen_location_info.timestamp && mopen_location_info.flags)
     {
         
         handle->gnss_handler_func((uint32)handle, E_MT_LOC_MSG_ID_LOCATION_INFO, &mopen_location_info, NULL);