diff --git a/apps/iot/src/mnesia/mnesia_data_importer.erl b/apps/iot/src/mnesia/mnesia_data_importer.erl
index a43a481..334e20d 100644
--- a/apps/iot/src/mnesia/mnesia_data_importer.erl
+++ b/apps/iot/src/mnesia/mnesia_data_importer.erl
@@ -38,8 +38,9 @@ zhongdian_mqtt_endpoint() ->
         mapper = Mapper,
         mapper_fun = MapperFun,
         config = #mqtt_endpoint{
-            host = <<"172.30.6.161">>,
-            port = 1883,
+            % host = <<"172.30.6.161">>,
+            host = <<"115.236.153.172">>,
+            port = 36980,
             username = <<"admin">>,
             password = <<"123456">>,
             topic = <<"CET/NX/upload">>,