diff --git a/Assets/Scripts/App.cs b/Assets/Scripts/App.cs
index 52031556..e56f8bc4 100644
--- a/Assets/Scripts/App.cs
+++ b/Assets/Scripts/App.cs
@@ -50,10 +50,10 @@ public static class App
 
     static App()
     {
-#if !UNITY_EDITOR
-        //Host = "http://pf.juze.pro/";
-        //UdpAddress = new IPEndPoint(IPAddress.Parse("47.97.84.8"), 21000);
-        //TcpAddress = new IPEndPoint(IPAddress.Parse("47.97.84.8"), 21001);
-#endif
+//#if !UNITY_EDITOR
+//        //Host = "http://pf.juze.pro/";
+//        //UdpAddress = new IPEndPoint(IPAddress.Parse("47.97.84.8"), 21000);
+//        //TcpAddress = new IPEndPoint(IPAddress.Parse("47.97.84.8"), 21001);
+//#endif
     }
 }
diff --git a/Assets/Scripts/Devices/Ant/AntConnector.cs b/Assets/Scripts/Devices/Ant/AntConnector.cs
index 103ab48c..0e08c844 100644
--- a/Assets/Scripts/Devices/Ant/AntConnector.cs
+++ b/Assets/Scripts/Devices/Ant/AntConnector.cs
@@ -183,6 +183,11 @@ namespace Assets.Scripts.Devices.Ant
             }
             searchChannel.channelResponse -= antChannel_channelResponse_FeSearch;
             searchChannel = null;
+            foreach (var item in discoveredDevices)
+            {
+                item.State = DeviceState.Disconnected;
+            }
+
             discoveredDevices.Clear();
             usedChannels.Clear();
             IsBackgroundScanning = false;
diff --git a/Assets/Scripts/UI/Prefab/Panel/EarthController.cs b/Assets/Scripts/UI/Prefab/Panel/EarthController.cs
index 58457c4d..57c04780 100644
--- a/Assets/Scripts/UI/Prefab/Panel/EarthController.cs
+++ b/Assets/Scripts/UI/Prefab/Panel/EarthController.cs
@@ -8,6 +8,7 @@ using Assets.Scripts.Apis;
 using Newtonsoft.Json.Linq;
 using Assets.Scripts;
 using UnityEngine.EventSystems;
+using System;
 
 public class EarthController : PFUIPanel
 {
@@ -29,6 +30,7 @@ public class EarthController : PFUIPanel
     bool showSummary = false;
     Vector2 latlonCenter;
     private GameObject panel;
+    private bool isTaiwanClick = false;
     protected override void Awake()
     {
         base.Awake();
@@ -123,11 +125,15 @@ public class EarthController : PFUIPanel
 
         map.OnCountryClick += (int countryIndex, int regionIndex) =>
         {
+            
             var country = map.countries[countryIndex];
-            if (country.name.ToLower().Contains("taiwan"))
+            Debug.Log($"country click { country.name }, { countryIndex }, { regionIndex }");
+            if (country.name.ToLower().Contains("taiwan") || country.name.ToLower().Contains("china"))
             {
-                var latLon = country.latlonCenter;
-                EnterBigMap(latLon);
+                //var latLon = map.countries[36].latlonCenter; //country.latlonCenter;
+                //EnterBigMap(latLon);
+                isTaiwanClick = true;
+                Invoke("DelayEnterBigMapForTaiwan", 0.01f);
             }
         };
 
@@ -148,6 +154,8 @@ public class EarthController : PFUIPanel
         };
         map.OnProvinceClick += (int provinceIndex, int regionIndex) =>
         {
+            isTaiwanClick = false;
+            Debug.Log("province click");
             var province = map.provinces[provinceIndex];
             var latLon = province.latlonCenter;
             EnterBigMap(latLon);
@@ -156,6 +164,13 @@ public class EarthController : PFUIPanel
         //skybox  = Camera.main.GetComponent<Skybox>();
     }
 
+    private void DelayEnterBigMapForTaiwan()
+    {
+        if (!isTaiwanClick) return;
+        var latLon = map.countries[36].latlonCenter;
+        EnterBigMap(latLon);
+    }
+
     //private float rot = 0;
     //Skybox skybox;
     /// <summary>
@@ -229,7 +244,7 @@ public class EarthController : PFUIPanel
         //Debug.Log("click");
 
         Vector2 latLon = Conversion.GetLatLonFromSpherePoint(sphereLocation);
-        Debug.Log("Clicked on Latitude: " + latLon.x + ", Longitude: " + latLon.y);        
+        Debug.Log("Clicked on Latitude: " + latLon.x + ", Longitude: " + latLon.y);
 
     }
 
@@ -280,5 +295,6 @@ public class EarthController : PFUIPanel
         //base.Close();
         map.Destroy();
         DestroyImmediate(this.gameObject);
+        GC.SuppressFinalize(this);
     }
 }