diff --git a/server/imserver/CMakeLists.txt b/server/imserver/CMakeLists.txt
index 9251b73..d84de32 100644
--- a/server/imserver/CMakeLists.txt
+++ b/server/imserver/CMakeLists.txt
@@ -64,6 +64,8 @@ execute_process(
   COMMAND touch -a cs_proto.pb.cc
   COMMAND touch -a cs_msgid.pb.h
   COMMAND touch -a cs_msgid.pb.cc
+  COMMAND touch -a metatable.pb.h
+  COMMAND touch -a metatable.pb.cc
   )
 aux_source_directory(.
   SRC_LIST
@@ -80,7 +82,7 @@ add_executable(
 add_custom_target(script_pb_protocol ALL)
 add_custom_command(TARGET script_pb_protocol
   PRE_BUILD
-  COMMAND python ../../third_party/tools/scripts/construct/build_pb.py --cpp_out=. --pb_files=ss_proto,ss_msgid,cs_msgid,cs_proto --python_out=../tools/robot/virtualclient
+  COMMAND python ../../third_party/tools/scripts/construct/build_pb.py --cpp_out=. --pb_files=ss_proto,ss_msgid,cs_msgid,cs_proto,metatable --python_out=../tools/robot/virtualclient
 )
 add_dependencies(friend_imserver script_pb_protocol)
 
diff --git a/server/imserver/metadata.cc b/server/imserver/metadata.cc
new file mode 100644
index 0000000..d94e54a
--- /dev/null
+++ b/server/imserver/metadata.cc
@@ -0,0 +1,3 @@
+#include "precompile.h"
+
+#include "metadata.h"
diff --git a/server/imserver/metadata.h b/server/imserver/metadata.h
new file mode 100644
index 0000000..6f70f09
--- /dev/null
+++ b/server/imserver/metadata.h
@@ -0,0 +1 @@
+#pragma once
diff --git a/server/imserver/metamgr.cc b/server/imserver/metamgr.cc
new file mode 100644
index 0000000..af86201
--- /dev/null
+++ b/server/imserver/metamgr.cc
@@ -0,0 +1,84 @@
+#include "precompile.h"
+
+#include <algorithm>
+
+#include <a8/stringlist.h>
+#include <a8/csvreader.h>
+
+#include "framework/cpp/utils.h"
+
+#include "metamgr.h"
+#include "app.h"
+#include "jsondatamgr.h"
+
+#define METAMGR_READ(field_name, def_val) MetaMgr::Instance()->field_name = \
+        a8::XValue(MetaMgr::Instance()->GetSysParamAsString(#field_name, #def_val));
+
+#define METAMGR_READ_STR(field_name, def_val) MetaMgr::Instance()->field_name = \
+        a8::XValue(MetaMgr::Instance()->GetSysParamAsString(#field_name, def_val)).GetString();
+
+class MetaDataLoader
+{
+public:
+    std::map<size_t, std::map<std::string, std::string> > dirty_words;
+
+    void Load()
+    {
+        if (!f8::IsOnlineEnv()) {
+            if (f8::IsTestEnv()) {
+                res_path = a8::Format("/root/pub/%d/%d/conf_test/game%d/rankserver.test/res%d/",
+                                      {
+                                       GAME_ID,
+                                       App::Instance()->instance_id,
+                                       GAME_ID,
+                                       App::Instance()->instance_id
+                                      });
+            } else {
+                res_path = a8::Format("/root/pub/%d/%d/conf_test/game%d/rankserver.dev/res%d/",
+                                      {
+                                       GAME_ID,
+                                       App::Instance()->instance_id,
+                                       GAME_ID,
+                                       App::Instance()->instance_id
+                                      });
+            }
+        } else {
+            res_path = "../res/";
+        }
+        Check();
+    }
+
+private:
+
+    void Check()
+    {
+    }
+
+    void BindToMetaData()
+    {
+    }
+
+private:
+    std::string res_path;
+};
+
+void MetaMgr::Init()
+{
+    loader_ = new MetaDataLoader();
+    loader_->Load();
+}
+
+void MetaMgr::UnInit()
+{
+    delete loader_;
+    loader_ = nullptr;
+}
+
+void MetaMgr::Reload()
+{
+    delete loader_;
+    loader_ = nullptr;
+
+    loader_ = new MetaDataLoader();
+    loader_->Load();
+}
diff --git a/server/imserver/metamgr.h b/server/imserver/metamgr.h
new file mode 100644
index 0000000..faa0fab
--- /dev/null
+++ b/server/imserver/metamgr.h
@@ -0,0 +1,23 @@
+#pragma once
+
+#include "metadata.h"
+
+class MetaDataLoader;
+class MetaMgr : public a8::Singleton<MetaMgr>
+{
+
+ private:
+    MetaMgr() {};
+    friend class a8::Singleton<MetaMgr>;
+
+ public:
+
+    void Init();
+    void UnInit();
+    void Reload();
+
+ private:
+    MetaDataLoader* loader_ = nullptr;
+
+    friend class MetaDataLoader;
+};