diff --git a/server/gameserver/metadata.cc b/server/gameserver/metadata.cc
index 39b825e..98ac813 100644
--- a/server/gameserver/metadata.cc
+++ b/server/gameserver/metadata.cc
@@ -177,7 +177,6 @@ namespace MetaData
                 !door.state0 || !door.state1) {
                 abort();
             } else {
-                int open_dir = 0;
                 #if 0
                 if (door.state1->x() < door.state0.x()) {
                     if (door.state1.y() < door.state0.y()) {
@@ -223,4 +222,20 @@ namespace MetaData
         return 0;
     }
 
+    void AirLine::Init()
+    {
+        {
+            std::vector<std::string> strings;
+            a8::Split(i->start_point(), strings, ':');
+            start_point_x = a8::XValue(strings[0]).GetDouble();
+            start_point_y = a8::XValue(strings[1]).GetDouble();
+        }
+        {
+            std::vector<std::string> strings;
+            a8::Split(i->end_point(), strings, ':');
+            end_point_x = a8::XValue(strings[0]).GetDouble();
+            end_point_y = a8::XValue(strings[1]).GetDouble();
+        }
+    }
+
 }
diff --git a/server/gameserver/metadata.h b/server/gameserver/metadata.h
index 44e4007..3d58d2e 100755
--- a/server/gameserver/metadata.h
+++ b/server/gameserver/metadata.h
@@ -102,4 +102,17 @@ namespace MetaData
         const metatable::AirDrop* i = nullptr;
     };
 
+    struct AirLine
+    {
+        const metatable::AirLine* i = nullptr;
+
+        float start_point_x = 0.0f;
+        float start_point_y = 0.0f;
+
+        float end_point_x = 0.0f;
+        float end_point_y = 0.0f;
+
+        void Init();
+    };
+
 }
diff --git a/server/gameserver/metamgr.cc b/server/gameserver/metamgr.cc
index 8ebec58..19ab721 100755
--- a/server/gameserver/metamgr.cc
+++ b/server/gameserver/metamgr.cc
@@ -30,6 +30,8 @@ public:
     std::list<MetaData::Drop> drop_list;
     std::list<metatable::AirDrop> airdrop_meta_list;
     std::list<MetaData::AirDrop> airdrop_list;
+    std::list<metatable::AirLine> airline_meta_list;
+    std::vector<MetaData::AirLine> airline_list;
 
     std::map<std::string, MetaData::Parameter*> parameter_hash;
     std::map<int, MetaData::Map*> gamemap_hash;
@@ -62,12 +64,12 @@ public:
         f8::ReadCsvMetaFile(res_path + "mapThing@mapThing.csv", mapthing_meta_list);
         f8::ReadCsvMetaFile(res_path + "drop@drop.csv", drop_meta_list);
         f8::ReadCsvMetaFile(res_path + "airdrop@airdrop.csv", airdrop_meta_list);
+        f8::ReadCsvMetaFile(res_path + "airline@airline.csv", airline_meta_list);
         f8::ReadJsonMetaFile(res_path + "maps.json", building_meta_list);
         BindToMetaData();
         #if 1
         {
             MetaMgr::Instance()->gas_inactive_time = MetaMgr::Instance()->GetSysParamAsInt("gas_inactive_time");
-            MetaMgr::Instance()->plane_speed = MetaMgr::Instance()->GetSysParamAsFloat("plane_speed") / SERVER_FRAME_RATE;
             MetaMgr::Instance()->jump_time = MetaMgr::Instance()->GetSysParamAsFloat("jump_time");
         }
         #endif
@@ -166,6 +168,12 @@ private:
             item.i = &meta;
         }
 
+        for (auto& meta : airline_meta_list) {
+            MetaData::AirLine& item = a8::FastAppend(airline_list);
+            item.i = &meta;
+            item.Init();
+        }
+
         {
             int building_id = 0;
             for (auto& meta : building_meta_list) {
@@ -279,3 +287,11 @@ std::list<MetaData::AirDrop>& MetaMgr::GetAirDrops()
 {
     return loader_->airdrop_list;
 }
+
+MetaData::AirLine* MetaMgr::RandAirLine()
+{
+    if (loader_->airline_list.empty()) {
+        abort();
+    }
+    return &loader_->airline_list[rand() % loader_->airline_list.size()];
+}
diff --git a/server/gameserver/metamgr.h b/server/gameserver/metamgr.h
index da3971c..0da91f5 100755
--- a/server/gameserver/metamgr.h
+++ b/server/gameserver/metamgr.h
@@ -29,9 +29,9 @@ class MetaMgr : public a8::Singleton<MetaMgr>
     MetaData::SafeArea* GetSafeArea(int area_id);
     std::vector<MetaData::MapTplThing>* GetMapTplThing(std::string& map_name);
     std::list<MetaData::AirDrop>& GetAirDrops();
+    MetaData::AirLine* RandAirLine();
 
     int gas_inactive_time = 10;
-    float plane_speed = 5.0f;
     int jump_time = 10;
 
  private:
diff --git a/server/gameserver/room.cc b/server/gameserver/room.cc
index b71cc16..da536b7 100644
--- a/server/gameserver/room.cc
+++ b/server/gameserver/room.cc
@@ -787,7 +787,8 @@ void Room::UpdateGas()
         break;
     case GasJump:
         {
-            Vector2D len_vec = plane.dir * (frame_no - gas_data.gas_start_frameno)*MetaMgr::Instance()->plane_speed;
+            Vector2D len_vec = plane.dir *
+                ((frame_no - gas_data.gas_start_frameno)*airline_->i->plane_speed() / SERVER_FRAME_RATE);
             plane.curr_pos = plane.start_point + len_vec;
             if ((plane.end_point - plane.start_point).Norm() <= len_vec.Norm()) {
                 TouchHumanList(
@@ -1070,8 +1071,9 @@ void Room::AirDrop(int appear_time, int box_id)
 
 void Room::ShuaPlane()
 {
-    plane.start_point = Vector2D(100, 100);
-    plane.end_point = Vector2D(7500, 7500);
+    airline_ = MetaMgr::Instance()->RandAirLine();
+    plane.start_point = Vector2D(airline_->start_point_x, airline_->start_point_y);
+    plane.end_point = Vector2D(airline_->end_point_x, airline_->end_point_y);
     plane.dir = plane.end_point - plane.start_point;
     plane.dir.Normalize();
     plane.curr_pos = plane.start_point;
diff --git a/server/gameserver/room.h b/server/gameserver/room.h
index 8b47d16..725e428 100644
--- a/server/gameserver/room.h
+++ b/server/gameserver/room.h
@@ -10,6 +10,7 @@ namespace MetaData
     struct Map;
     struct SafeArea;
     struct Building;
+    struct AirLine;
 }
 
 struct RoomProfile
@@ -96,6 +97,7 @@ private:
     timer_list* stats_timer_ = nullptr;
     int elapsed_time_ = 0;
     int alive_count_ = 0;
+    MetaData::AirLine* airline_ = nullptr;
     a8::XTimerAttacher xtimer_attacher;
 
     int current_teamid = 0;
diff --git a/server/tools/protobuild/metatable.proto b/server/tools/protobuild/metatable.proto
index a51ad2a..6dad641 100755
--- a/server/tools/protobuild/metatable.proto
+++ b/server/tools/protobuild/metatable.proto
@@ -102,6 +102,17 @@ message AirDrop
     optional int32 drop_id = 4;
 }
 
+message AirLine
+{
+    optional int32 id = 1;
+    optional string start_point = 2;
+    optional string end_point = 3;
+    optional float plane_speed = 4;
+    optional int32 weight = 5;
+}
+
+//end
+
 message DoorObjJson
 {
     optional float height = 1;