diff --git a/apps/iot/src/influxdb/influx_point.erl b/apps/iot/src/influxdb/influx_point.erl
index 8579aec..d0828dd 100644
--- a/apps/iot/src/influxdb/influx_point.erl
+++ b/apps/iot/src/influxdb/influx_point.erl
@@ -45,8 +45,8 @@ field_val(V) when is_float(V) ->
 field_val(V) when is_binary(V) ->
     <<$", V/binary, $">>;
 field_val(V) when is_list(V); is_map(V) ->
-    S = jiffy:encode(V, [force_utf8]),
-    <<$", S/binary, $">>;
+    S = base64:encode(iolist_to_binary(jiffy:encode(V, [force_utf8]))),
+    <<$", "base64:", S/binary, $">>;
 field_val(true) ->
     <<"true">>;
 field_val(false) ->
diff --git a/docs/router.md b/docs/router.md
new file mode 100644
index 0000000..1ae748a
--- /dev/null
+++ b/docs/router.md
@@ -0,0 +1,3 @@
+# 数据路由设计文档
+
+