diff --git a/apps/iot/include/iot.hrl b/apps/iot/include/iot.hrl
index 39cd286..8aaf1af 100644
--- a/apps/iot/include/iot.hrl
+++ b/apps/iot/include/iot.hrl
@@ -87,6 +87,7 @@
 -record(north_data, {
     id = 0 :: integer(),
     location_code :: binary(),
+    real_location_code :: binary(),
     %% 数据库类型的endpoint， 可以返回list: [{K, V}, {K1, V1}]
     fields :: [{K :: binary(), V :: any()}],
     timestamp = 0 :: integer()
@@ -103,7 +104,6 @@
 %% 发送数据
 -record(post_data, {
     id = 0 :: integer(),
-    location_code :: binary(),
     %% 数据库类型的endpoint， 可以返回list: [{K, V}, {K1, V1}]
     body :: binary() | list()
 }).
\ No newline at end of file
diff --git a/apps/iot/src/endpoint/iot_http_endpoint.erl b/apps/iot/src/endpoint/iot_http_endpoint.erl
index 03d7df9..8a7eeba 100644
--- a/apps/iot/src/endpoint/iot_http_endpoint.erl
+++ b/apps/iot/src/endpoint/iot_http_endpoint.erl
@@ -166,5 +166,5 @@ do_post(PostmanPid, #event_data{id = Id, location_code = LocationCode, event_typ
         <<"params">> => Params
     },
     Body = iolist_to_binary(jiffy:encode(Data, [force_utf8])),
-    PostmanPid ! {post, self(), #post_data{id = Id, location_code = LocationCode, body = Body}},
+    PostmanPid ! {post, self(), #post_data{id = Id, body = Body}},
     ok.
\ No newline at end of file
diff --git a/apps/iot/src/endpoint/iot_zd_endpoint.erl b/apps/iot/src/endpoint/iot_zd_endpoint.erl
index eeeaefd..799d976 100644
--- a/apps/iot/src/endpoint/iot_zd_endpoint.erl
+++ b/apps/iot/src/endpoint/iot_zd_endpoint.erl
@@ -14,7 +14,7 @@
 
 %% API
 -export([start_link/0]).
--export([get_pid/0, forward/3, get_stat/0]).
+-export([get_pid/0, forward/4, get_stat/0]).
 
 %% gen_statem callbacks
 -export([init/1, handle_event/4, terminate/3, code_change/4, callback_mode/0]).
@@ -46,9 +46,9 @@
 get_pid() ->
     whereis(?MODULE).
 
--spec forward(LocationCode :: binary(), Fields :: list(), Timestamp :: integer()) -> no_return().
-forward(LocationCode, Fields, Timestamp) when is_binary(LocationCode), is_list(Fields); is_binary(Fields), is_integer(Timestamp) ->
-    gen_statem:cast(?MODULE, {forward, LocationCode, Fields, Timestamp}).
+-spec forward(LocationCode :: binary(), RealLocationCode :: binary(), Fields :: list(), Timestamp :: integer()) -> no_return().
+forward(LocationCode, RealLocationCode, Fields, Timestamp) when is_binary(LocationCode), is_binary(RealLocationCode), is_list(Fields); is_binary(Fields), is_integer(Timestamp) ->
+    gen_statem:cast(?MODULE, {forward, LocationCode, RealLocationCode, Fields, Timestamp}).
 
 -spec get_stat() -> {ok, Stat :: #{}}.
 get_stat() ->
@@ -91,8 +91,8 @@ callback_mode() ->
 %% functions is called when gen_statem receives and event from
 %% call/2, cast/2, or as a normal process message.
 
-handle_event(cast, {forward, LocationCode, Fields, Timestamp}, StateName, State = #state{is_busy = IsBusy}) ->
-    mnesia_queue:insert(#north_data{location_code = LocationCode, fields = Fields, timestamp = Timestamp}),
+handle_event(cast, {forward, LocationCode, RealLocationCode, Fields, Timestamp}, StateName, State = #state{is_busy = IsBusy}) ->
+    mnesia_queue:insert(#north_data{location_code = LocationCode, real_location_code = RealLocationCode, fields = Fields, timestamp = Timestamp}),
     %% 避免不必要的内部消息
     Actions = case StateName =:= connected andalso not IsBusy of
                   true  -> [{next_event, info, fetch_next}];
@@ -228,16 +228,17 @@ create_postman(Opts) ->
     mqtt_postman:start_link(PostmanOpts, Topic, Qos).
 
 -spec do_post(PostmanPid :: pid(), NorthData :: #north_data{}) -> no_return().
-do_post(PostmanPid, #north_data{id = Id, location_code = LocationCode, fields = Fields, timestamp = Timestamp}) when is_pid(PostmanPid) ->
+do_post(PostmanPid, #north_data{id = Id, location_code = LocationCode, real_location_code = RealLocationCode, fields = Fields, timestamp = Timestamp}) when is_pid(PostmanPid) ->
     Data = #{
         <<"version">> => <<"1.0">>,
         <<"location_code">> => LocationCode,
+        <<"real_location_code">> => RealLocationCode,
         <<"ts">> => Timestamp,
         <<"properties">> => Fields
     },
     try
         Body = iolist_to_binary(jiffy:encode(Data, [force_utf8])),
-        PostmanPid ! {post, self(), #post_data{id = Id, location_code = LocationCode, body = Body}}
+        PostmanPid ! {post, self(), #post_data{id = Id, body = Body}}
     catch _:_ ->
         self() ! {ack, Id, <<"json error">>}
     end.
\ No newline at end of file
diff --git a/apps/iot/src/iot_router.erl b/apps/iot/src/iot_router.erl
index 9364ec6..5e9a1cb 100644
--- a/apps/iot/src/iot_router.erl
+++ b/apps/iot/src/iot_router.erl
@@ -16,11 +16,11 @@
 -spec route_uuid(RouterUUID :: binary(), Fields :: list(), Timestamp :: integer()) -> no_return().
 route_uuid(RouterUUID, Fields, Timestamp) when is_binary(RouterUUID), is_list(Fields), is_integer(Timestamp) ->
     %% 查找终端设备对应的点位信息
-    case redis_client:hget(RouterUUID, <<"location_code">>) of
-        {ok, undefined} ->
+    case redis_client:hgetall(RouterUUID) of
+        {ok, #{<<"location_code">> := LocationCode, <<"real_location_code">> := RealLocationCode}} when is_binary(LocationCode) ->
+            iot_zd_endpoint:forward(LocationCode, RealLocationCode, Fields, Timestamp);
+        {ok, _} ->
             lager:warning("[iot_host] the north_data hget location_code, uuid: ~p, not found, fields: ~p", [RouterUUID, Fields]);
-        {ok, LocationCode} when is_binary(LocationCode) ->
-            iot_zd_endpoint:forward(LocationCode, Fields, Timestamp);
         {error, Reason} ->
             lager:warning("[iot_host] the north_data hget location_code uuid: ~p, get error: ~p, fields: ~p", [RouterUUID, Reason, Fields])
     end.
\ No newline at end of file
diff --git a/apps/iot/src/mocker/iot_mock.erl b/apps/iot/src/mocker/iot_mock.erl
index c5493c3..21a280f 100644
--- a/apps/iot/src/mocker/iot_mock.erl
+++ b/apps/iot/src/mocker/iot_mock.erl
@@ -30,7 +30,7 @@ test_influxdb() ->
                   end, lists:seq(1, 100)).
 
 test_mqtt() ->
-    iot_zd_endpoint:forward(<<"location_code_test123">>, [
+    iot_zd_endpoint:forward({<<"location_code_test123">>, <<"location_code_test123">>}, [
         #{<<"key">> => <<"name">>, <<"value">> => <<"anlicheng">>},
         #{<<"key">> => <<"age">>, <<"value">> => 30},
         #{<<"key">> => <<"flow">>, <<"value">> => 30}
diff --git a/apps/iot/src/postman/mqtt_postman.erl b/apps/iot/src/postman/mqtt_postman.erl
index 6e0177b..55be2cb 100644
--- a/apps/iot/src/postman/mqtt_postman.erl
+++ b/apps/iot/src/postman/mqtt_postman.erl
@@ -97,8 +97,7 @@ handle_info({puback, #{packet_id := PacketId}}, State = #state{inflight = Inflig
     end;
 
 %% 转发信息
-handle_info({post, ReceiverPid, #post_data{id = Id, location_code = LocationCode, body = Message}}, State = #state{conn_pid = ConnPid, inflight = InFlight, topic = Topic0, qos = Qos}) ->
-    Topic = re:replace(Topic0, <<"\\${location_code}">>, LocationCode, [global, {return, binary}]),
+handle_info({post, ReceiverPid, #post_data{id = Id, body = Message}}, State = #state{conn_pid = ConnPid, inflight = InFlight, topic = Topic, qos = Qos}) ->
     lager:debug("[mqtt_postman] will publish topic: ~p, message: ~ts, qos: ~p", [Topic, Message, Qos]),
     case emqtt:publish(ConnPid, Topic, #{}, Message, [{qos, Qos}, {retain, true}]) of
         ok ->