diff --git a/apps/iot/src/iot_device.erl b/apps/iot/src/iot_device.erl
index debd8f9..6f766ea 100644
--- a/apps/iot/src/iot_device.erl
+++ b/apps/iot/src/iot_device.erl
@@ -96,6 +96,7 @@ init0(#{<<"device_uuid">> := DeviceUUID, <<"status">> := Status, <<"authorize_st
         false ->
             {ok, _} = device_bo:change_status(DeviceUUID, ?DEVICE_OFFLINE),
             report_event(DeviceUUID, ?DEVICE_OFFLINE),
+
             lager:debug("[iot_device] started device: ~p, state_name: ~p, status: ~p", [DeviceUUID, ?STATE_DENIED, ?DEVICE_OFFLINE]),
             {ok, ?STATE_DENIED, #state{device_uuid = DeviceUUID, status = ?DEVICE_OFFLINE}}
     end.
@@ -185,7 +186,7 @@ report_event(DeviceUUID, NewStatus) when is_binary(DeviceUUID), is_integer(NewSt
         <<"key">> => <<"device_status">>,
         <<"value">> => NewStatus,
         <<"unit">> => <<"">>,
-        <<"type">> => <<"SOE">>,
+        <<"type">> => <<"DI">>,
         <<"name">> => <<"设备状态"/utf8>>,
         <<"timestamp">> => Timestamp
     }],
diff --git a/apps/iot/src/iot_host.erl b/apps/iot/src/iot_host.erl
index 4e3dc0b..f195fbe 100644
--- a/apps/iot/src/iot_host.erl
+++ b/apps/iot/src/iot_host.erl
@@ -147,6 +147,8 @@ start_link(Name, UUID) when is_atom(Name), is_binary(UUID) ->
     {stop, Reason :: term()} | ignore).
 init([UUID]) ->
     {ok, _} = host_bo:change_status(UUID, ?HOST_OFFLINE),
+    report_event(UUID, ?HOST_OFFLINE),
+
     case host_bo:get_host_by_uuid(UUID) of
         {ok, #{<<"id">> := HostId}} ->
             %% 通过host_id注册别名, 可以避免通过查询数据库获取HostPid
@@ -234,6 +236,8 @@ handle_call({activate, Auth}, _From, State = #state{uuid = UUID, host_id = HostI
             ok;
         false ->
             {ok, _} = host_bo:change_status(UUID, ?HOST_OFFLINE),
+            report_event(UUID, ?HOST_OFFLINE),
+
             change_devices_status(HostId, ?DEVICE_UNKNOWN)
     end,
     {reply, ok, State};
@@ -248,6 +252,8 @@ handle_call({activate, Auth}, _From, State = #state{host_id = HostId, uuid = UUI
             ws_channel:stop(ChannelPid, closed),
 
             {ok, _} = host_bo:change_status(UUID, ?HOST_OFFLINE),
+            report_event(UUID, ?HOST_OFFLINE),
+
             change_devices_status(HostId, ?DEVICE_UNKNOWN)
     end,
     {reply, ok, State#state{monitor_ref = undefined, channel_pid = undefined, has_session = false}};
@@ -275,6 +281,8 @@ handle_call({create_session, PubKey}, _From, State = #state{uuid = UUID, aes = A
             Reply = #{<<"a">> => true, <<"aes">> => Aes},
             EncReply = iot_cipher_rsa:encode(Reply, PubKey),
             {ok, AffectedRow} = host_bo:change_status(UUID, ?HOST_ONLINE),
+            report_event(UUID, ?HOST_ONLINE),
+
             lager:debug("[iot_host] host_id(session) uuid: ~p, create_session, will change status, affected_row: ~p", [UUID, AffectedRow]),
 
             {reply, {ok, <<10:8, EncReply/binary>>}, State#state{has_session = true}};
@@ -434,6 +442,8 @@ handle_cast(heartbeat, State = #state{uuid = UUID, heartbeat_counter = Heartbeat
 handle_info({timeout, _, heartbeat_ticker}, State = #state{uuid = UUID, host_id = HostId, heartbeat_counter = 0, has_session = false}) ->
     lager:warning("[iot_host] uuid: ~p, heartbeat lost, devices will unknown", [UUID]),
     {ok, _} = host_bo:change_status(UUID, ?HOST_OFFLINE),
+    report_event(UUID, ?HOST_OFFLINE),
+
     change_devices_status(HostId, ?DEVICE_UNKNOWN),
     erlang:start_timer(?HEARTBEAT_INTERVAL, self(), heartbeat_ticker),
     {noreply, State#state{heartbeat_counter = 0}};
@@ -460,6 +470,8 @@ handle_info(Info, State = #state{has_session = HasSession}) ->
 terminate(Reason, _State = #state{host_id = HostId, uuid = UUID, has_session = HasSession}) ->
     lager:debug("[iot_host] host: ~p, terminate with reason: ~p, has_session: ~p", [UUID, Reason, HasSession]),
     host_bo:change_status(UUID, ?HOST_OFFLINE),
+    report_event(UUID, ?HOST_OFFLINE),
+
     change_devices_status(HostId, ?DEVICE_UNKNOWN),
     ok.
 
@@ -512,4 +524,19 @@ handle_data(#{<<"service_name">> := ServiceName, <<"at">> := Timestamp, <<"field
 
     %% 数据写入influxdb
     NTags = Tags#{<<"uuid">> => UUID, <<"service_name">> => ServiceName},
-    influx_client:write_data(UUID, NTags, FieldsList, Timestamp).
\ No newline at end of file
+    influx_client:write_data(UUID, NTags, FieldsList, Timestamp).
+
+-spec report_event(UUID :: binary(), NewStatus :: integer()) -> no_return().
+report_event(UUID, NewStatus) when is_binary(UUID), is_integer(NewStatus) ->
+    %% 设备的状态信息上报给中电
+    Timestamp = iot_util:timestamp_of_seconds(),
+    FieldsList = [#{
+        <<"key">> => <<"host_status">>,
+        <<"value">> => NewStatus,
+        <<"unit">> => <<"">>,
+        <<"type">> => <<"DI">>,
+        <<"name">> => <<"主机状态"/utf8>>,
+        <<"timestamp">> => Timestamp
+    }],
+    iot_router:route(UUID, FieldsList, Timestamp),
+    lager:debug("[iot_host] host_uuid: ~p, route fields: ~p", [UUID, FieldsList]).
diff --git a/docs/north_data.md b/docs/north_data.md
index 91b17be..c03e9fc 100644
--- a/docs/north_data.md
+++ b/docs/north_data.md
@@ -47,7 +47,7 @@
     }
 ```
 
-## 设备状态变化(事件：水表或者电表)
+## 设备状态变化
 
 ```text
 
@@ -55,13 +55,30 @@
     "key": "device_status",
     "value": NewStatus, 0: 离线， 1: 在线, 2: 未知
     "unit": 0,
-    "type": <<"SOE">>,
+    "type": <<"DI">>,
     "name": "设备状态",
     "timestamp": int(10)
 }
 
 ```
 
+
+## 边缘主机设备状态变化
+
+```text
+
+{
+    "key": "host_status",
+    "value": NewStatus, 0: 离线， 1: 在线
+    "unit": 0,
+    "type": <<"DI">>,
+    "name": "主机状态",
+    "timestamp": int(10)
+}
+
+```
+
+
 # 智慧照明
 
 ## 总能耗(数据)