diff --git a/apps/iot/src/iot_device.erl b/apps/iot/src/iot_device.erl
index 36a088f..2f5da92 100644
--- a/apps/iot/src/iot_device.erl
+++ b/apps/iot/src/iot_device.erl
@@ -51,7 +51,6 @@ change_status(Device = #device{status = Status}, NewStatus) when is_integer(NewS
     Device;
 change_status(Device = #device{device_uuid = DeviceUUID}, ?DEVICE_ONLINE) ->
     iot_api:change_device_status(DeviceUUID, ?DEVICE_ONLINE),
-    report_event(DeviceUUID, ?DEVICE_ONLINE),
     Device#device{status = ?DEVICE_ONLINE};
 change_status(Device = #device{device_uuid = DeviceUUID}, ?DEVICE_OFFLINE) ->
     {ok, #{<<"status">> := Status}} = iot_api:get_device_by_uuid(DeviceUUID),
@@ -64,7 +63,6 @@ change_status(Device = #device{device_uuid = DeviceUUID}, ?DEVICE_OFFLINE) ->
             Device#device{status = ?DEVICE_OFFLINE};
         ?DEVICE_ONLINE ->
             iot_api:change_device_status(DeviceUUID, ?DEVICE_OFFLINE),
-            report_event(DeviceUUID, ?DEVICE_OFFLINE),
             Device#device{status = ?DEVICE_OFFLINE}
     end.
 
@@ -103,23 +101,4 @@ auth(Device = #device{auth_state = StateName, device_uuid = DeviceUUID}, Auth) w
 auth_state(?DEVICE_AUTH_AUTHED) ->
     ?STATE_ACTIVATED;
 auth_state(?DEVICE_AUTH_DENIED) ->
-    ?STATE_DENIED.
-
--spec report_event(DeviceUUID :: binary(), NewStatus :: integer()) -> no_return().
-report_event(DeviceUUID, NewStatus) when is_binary(DeviceUUID), is_integer(NewStatus) ->
-    TextMap = #{
-        0 => <<"离线"/utf8>>,
-        1 => <<"在线"/utf8>>
-    },
-    %% 设备的状态信息上报给中电
-    Timestamp = iot_util:timestamp_of_seconds(),
-    FieldsList = [#{
-        <<"key">> => <<"device_status">>,
-        <<"value">> => NewStatus,
-        <<"value_text">> => maps:get(NewStatus, TextMap),
-        <<"unit">> => 0,
-        <<"type">> => <<"DI">>,
-        <<"name">> => <<"设备状态"/utf8>>,
-        <<"timestamp">> => Timestamp
-    }],
-    lager:debug("[iot_device] device_uuid: ~p, route fields: ~p", [DeviceUUID, FieldsList]).
\ No newline at end of file
+    ?STATE_DENIED.
\ No newline at end of file
diff --git a/apps/iot/src/iot_host.erl b/apps/iot/src/iot_host.erl
index e84a695..84dc24c 100644
--- a/apps/iot/src/iot_host.erl
+++ b/apps/iot/src/iot_host.erl
@@ -351,7 +351,9 @@ handle_event({call, From}, {activate_device, DeviceUUID, Auth}, _, State = #stat
     end;
 
 %% todo
-handle_event(cast, {handle, {data, #data{service_id = ServiceId, device_uuid = DeviceUUID, route_key = RouteKey0, metric = Metric}}}, ?STATE_ACTIVATED, State = #state{uuid = UUID, has_session = true, device_map = DeviceMap}) ->
+handle_event(cast, {handle, {data, #data{service_id = ServiceId, device_uuid = DeviceUUID, route_key = RouteKey0, metric = Metric}}}, ?STATE_ACTIVATED,
+    State = #state{uuid = UUID, has_session = true, device_map = DeviceMap}) ->
+
     lager:debug("[iot_host] metric_data host: ~p, service_id: ~p, device_uuid: ~p, route_key: ~p, metric: ~p", [UUID, ServiceId, DeviceUUID, RouteKey0, Metric]),
     case DeviceUUID =/= <<"">> of
         true ->
@@ -451,6 +453,7 @@ code_change(_OldVsn, StateName, State = #state{}, _Extra) ->
 %%% Internal functions
 %%%===================================================================
 
+-spec get_route_key(binary()) -> binary().
 get_route_key(<<"">>) ->
     <<"default">>;
 get_route_key(RouteKey) when is_binary(RouteKey) ->