diff --git a/Assets/Editor/ExportAssets.cs b/Assets/Editor/ExportAssets.cs
new file mode 100644
index 00000000..4849c89a
--- /dev/null
+++ b/Assets/Editor/ExportAssets.cs
@@ -0,0 +1,26 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+using UnityEditor;
+
+public class ExportAssets : MonoBehaviour
+{
+    [@MenuItem("Juze/Build Asset Bundles")]
+    static void BuildAssetBundles()
+    {
+
+        BuildPipeline.BuildAssetBundles(Application.streamingAssetsPath, BuildAssetBundleOptions.UncompressedAssetBundle, BuildTarget.StandaloneWindows);
+    }
+
+    // Start is called before the first frame update
+    void Start()
+    {
+        
+    }
+
+    // Update is called once per frame
+    void Update()
+    {
+        
+    }
+}
diff --git a/Assets/Editor/ExportAssets.cs.meta b/Assets/Editor/ExportAssets.cs.meta
new file mode 100644
index 00000000..978ee64c
--- /dev/null
+++ b/Assets/Editor/ExportAssets.cs.meta
@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 9696ca9d085337943844a940a23e41f3
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
diff --git a/Assets/Scenes/Ride/Scripts/LoadingController.cs b/Assets/Scenes/Ride/Scripts/LoadingController.cs
index cfcb7d7a..1d06233d 100644
--- a/Assets/Scenes/Ride/Scripts/LoadingController.cs
+++ b/Assets/Scenes/Ride/Scripts/LoadingController.cs
@@ -70,7 +70,7 @@ namespace Assets.Scenes.Ride.Scripts
 		//展示当前路书图片
 		public void SetMapRouteImage(string url)
 		{
-			Utils.DisplayImage(StartCoroutine, mapRouteImage, url);
+			Utils.DisplayImage(mapRouteImage, url);
 		}
 		public void DrawMapRoute(MapDataModel mapData)
 		{
@@ -214,12 +214,12 @@ namespace Assets.Scenes.Ride.Scripts
 				{
 					uploadByUserName.text = userList[0].Name;
 					var countryUrl = App.Host + $"User/GetCountryImg?userid={userList[0].Id}";
-					Utils.DisplayImage(StartCoroutine, head, userList[0].HeadImage);//头像
+					Utils.DisplayImage(head, userList[0].HeadImage);//头像
 				
 					country.texture = cyclingController.GetCountryImageByCode(route.CountryCode);//上传者国家
 					mapCountry.texture = cyclingController.GetCountryImageByName(userList[0].Country);//路书国家
 
-					Utils.DisplayImage(StartCoroutine, altitudeGraph, route.AltitudeGraph);//海拔图
+					Utils.DisplayImage(altitudeGraph, route.AltitudeGraph);//海拔图
 					loadingPanel.SetActive(false);
 				}
 				#endregion
diff --git a/Assets/Scenes/Ride/Scripts/NearByItemScript.cs b/Assets/Scenes/Ride/Scripts/NearByItemScript.cs
index b3743e3d..1f522ee3 100644
--- a/Assets/Scenes/Ride/Scripts/NearByItemScript.cs
+++ b/Assets/Scenes/Ride/Scripts/NearByItemScript.cs
@@ -52,14 +52,14 @@ namespace Assets.Scenes.Ride.Scripts
         {
             if (!_headUrl.Equals(url))
             {
-                if (App.TextureCache.ContainsKey(url))
-                {
-                    Head.texture = App.TextureCache[url];
-                }
-                else
-                {
-                    Utils.DisplayImageAysnc(StartCoroutine, Head, url, ImageCallBack);
-                }
+                //if (App.TextureCache.ContainsKey(url))
+                //{
+                //    Head.texture = App.TextureCache[url];
+                //}
+                //else
+                //{
+                    Utils.DisplayImage(Head, url, true);
+                //}
                
                 //Utils.DisplayImage(StartCoroutine, Head, url);
                 //StartCoroutine(DownloadImage(Head, url));
@@ -69,30 +69,30 @@ namespace Assets.Scenes.Ride.Scripts
                 Head.material = material;
             }
         }
-        private void ImageCallBack(string url)
-        {
-            if (!App.TextureCache.ContainsKey(url))
-                App.TextureCache.Add(url, Head.texture);
-        }
+        //private void ImageCallBack(string url)
+        //{
+        //    if (!App.TextureCache.ContainsKey(url))
+        //        App.TextureCache.Add(url, Head.texture);
+        //}
 
-        IEnumerator DownloadImage(RawImage img, string MediaUrl)
-        {
-            if (!App.TextureCache.ContainsKey(MediaUrl))
-            {
-                UnityWebRequest request = UnityWebRequestTexture.GetTexture(MediaUrl);
-                yield return request.SendWebRequest();
-                if (request.isNetworkError || request.isHttpError)
-                    Debug.Log(request.error);
-                else
-                    img.texture = ((DownloadHandlerTexture)request.downloadHandler).texture;
+        //IEnumerator DownloadImage(RawImage img, string MediaUrl)
+        //{
+        //    if (!App.TextureCache.ContainsKey(MediaUrl))
+        //    {
+        //        UnityWebRequest request = UnityWebRequestTexture.GetTexture(MediaUrl);
+        //        yield return request.SendWebRequest();
+        //        if (request.isNetworkError || request.isHttpError)
+        //            Debug.Log(request.error);
+        //        else
+        //            img.texture = ((DownloadHandlerTexture)request.downloadHandler).texture;
 
-                App.TextureCache.Add(MediaUrl, img.texture);
-            }
-            else
-            {
-                img.texture = App.TextureCache["MediaUrl"];
-            }
-        }
+        //        App.TextureCache.Add(MediaUrl, img.texture);
+        //    }
+        //    else
+        //    {
+        //        img.texture = App.TextureCache["MediaUrl"];
+        //    }
+        //}
 
         public void setCountry(Texture texture)
         {
diff --git a/Assets/Scenes/Ride/Scripts/RankingItemScript.cs b/Assets/Scenes/Ride/Scripts/RankingItemScript.cs
index 314c5b14..9ecd7169 100644
--- a/Assets/Scenes/Ride/Scripts/RankingItemScript.cs
+++ b/Assets/Scenes/Ride/Scripts/RankingItemScript.cs
@@ -41,7 +41,7 @@ namespace Assets.Scenes.Ride.Scripts
         }
         public void SetHead(string url)
         {
-            Utils.DisplayImage(StartCoroutine, head, url);
+            Utils.DisplayImage(head, url);
         }
         public void SetCountry(Texture texture)
         {
diff --git a/Assets/Scenes/Ride/Scripts/ResultPanelScript.cs b/Assets/Scenes/Ride/Scripts/ResultPanelScript.cs
index aa0eb863..17494ffc 100644
--- a/Assets/Scenes/Ride/Scripts/ResultPanelScript.cs
+++ b/Assets/Scenes/Ride/Scripts/ResultPanelScript.cs
@@ -111,7 +111,7 @@ namespace Assets.Scenes.Ride.Scripts
             mapName.text = route.Name;
             distance.text = route.Distance.ToString("f1")+"KM";
             country.texture = cyclingController.GetCountryImageByCode(route.CountryCode);
-            Utils.DisplayImage(StartCoroutine, altudeGraph, route.AltitudeGraph);
+            Utils.DisplayImage(altudeGraph, route.AltitudeGraph);
             //绑定骑行记录结果
             rideTime.text = Helper.FormatTicks(record.RiderDatas.Count);
             rideDistance.text = record.RiderDatas.Last()._Distance.ToString("f1")+"KM";
diff --git a/Assets/Scenes/Ride/Scripts/ReviewItemScript.cs b/Assets/Scenes/Ride/Scripts/ReviewItemScript.cs
index a3e815b1..abdce6f0 100644
--- a/Assets/Scenes/Ride/Scripts/ReviewItemScript.cs
+++ b/Assets/Scenes/Ride/Scripts/ReviewItemScript.cs
@@ -38,25 +38,25 @@ namespace Assets.Scenes.Ride.Scripts
 
         public void SetHead(string url)
         {
-            if (App.TextureCache.ContainsKey(url))
-            {
-                Head.texture = App.TextureCache[url];
-            }
-            else
-            {
-                Utils.DisplayImageAysnc(StartCoroutine, Head, url, ImageCallBack);
-            }
-            Utils.DisplayImage(StartCoroutine,Head,url);
+            //if (App.TextureCache.ContainsKey(url))
+            //{
+            //    Head.texture = App.TextureCache[url];
+            //}
+            //else
+            //{
+            //    Utils.DisplayImage(Head, url, true);
+            //}
+            Utils.DisplayImage(Head,url, true);
             var rect = ((RectTransform)Head.transform).rect;
             Material material = Instantiate(Resources.Load<Material>("UI/Material/RoundedCornersTextureMaterial"));
             material.SetVector(Shader.PropertyToID("_WidthHeightRadius"), new Vector4(rect.width, rect.height, rect.height, 0));
             Head.material = material;
         }
-        private void ImageCallBack(string url)
-        {
-            if (!App.TextureCache.ContainsKey(url))
-                App.TextureCache.Add(url, Head.texture);
-        }
+        //private void ImageCallBack(string url)
+        //{
+        //    if (!App.TextureCache.ContainsKey(url))
+        //        App.TextureCache.Add(url, Head.texture);
+        //}
         public void SetDistance(double distance)
         {
             _distance = distance;
diff --git a/Assets/Scenes/Ride/Scripts/SelectPlayerItemScript.cs b/Assets/Scenes/Ride/Scripts/SelectPlayerItemScript.cs
index 39ad85aa..816c7491 100644
--- a/Assets/Scenes/Ride/Scripts/SelectPlayerItemScript.cs
+++ b/Assets/Scenes/Ride/Scripts/SelectPlayerItemScript.cs
@@ -65,14 +65,14 @@ namespace Assets.Scenes.Ride.Scripts
         public void SetHeadImage(string url)
         {
             Head = transform.Find("Head").GetComponent<RawImage>();
-            if (App.TextureCache.ContainsKey(url))
-            {
-                Head.texture = App.TextureCache[url];
-            }
-            else
-            {
-                Utils.DisplayImageAysnc(StartCoroutine, Head, url, ImageCallBack);
-            }
+            //if (App.TextureCache.ContainsKey(url))
+            //{
+            //    Head.texture = App.TextureCache[url];
+            //}
+            //else
+            //{
+                Utils.DisplayImage(Head, url, true);
+            //}
            
             var rect = ((RectTransform)Head.transform).rect;
             Material material = Instantiate(Resources.Load<Material>("UI/Material/RoundedCornersTextureMaterial"));
diff --git a/Assets/Scenes/Ride/Scripts/SingleUIManager.cs b/Assets/Scenes/Ride/Scripts/SingleUIManager.cs
index f1757ea5..66c8f5ad 100644
--- a/Assets/Scenes/Ride/Scripts/SingleUIManager.cs
+++ b/Assets/Scenes/Ride/Scripts/SingleUIManager.cs
@@ -271,7 +271,7 @@ namespace Assets.Scenes.Ride.Scripts
                 cameraZ = float.Parse(cameraArr[2]);
             }
             totalDistance.text = Math.Round(mainController.GetMapData().TotalDistance, 1).ToString() + "KM";//总里程
-            Utils.DisplayImage(StartCoroutine, altitudeGraph, route.RouteInstance.AltitudeGraph);//渲染海拔图
+            Utils.DisplayImage(altitudeGraph, route.RouteInstance.AltitudeGraph);//渲染海拔图
 
             if (mainController.mapRouteRankingList == null || mainController.mapRouteRankingList.Count == 0)
             {
@@ -589,7 +589,7 @@ namespace Assets.Scenes.Ride.Scripts
 
             if (App.CurrentUser != null)
             {
-                Utils.DisplayImage(StartCoroutine, head, App.CurrentUser.WxHeadImg);
+                Utils.DisplayImage(head, App.CurrentUser.WxHeadImg);
             }
         }
 
diff --git a/Assets/Scripts/App.cs b/Assets/Scripts/App.cs
index 37903f0d..55f2f640 100644
--- a/Assets/Scripts/App.cs
+++ b/Assets/Scripts/App.cs
@@ -44,7 +44,7 @@ public static class App
 
     public static IPEndPoint UdpAddress { get; private set; } = new IPEndPoint(IPAddress.Parse("192.168.0.97"), 11000);
     public static IPEndPoint TcpAddress { get; private set; } = new IPEndPoint(IPAddress.Parse("192.168.0.97"), 21001);
-    public static Dictionary<string, Dictionary<dynamic, Texture>> propTextureCache;
+    
     static App()
     {
 #if !UNITY_EDITOR
@@ -52,11 +52,6 @@ public static class App
         UdpAddress = new IPEndPoint(IPAddress.Parse("47.97.84.8"), 21000);
         TcpAddress = new IPEndPoint(IPAddress.Parse("47.97.84.8"), 21001);
 #endif
-        propTextureCache = new Dictionary<string, Dictionary<dynamic, Texture>>()
-        {
-            {"mapImgCache",new Dictionary<dynamic, Texture>() },
-            {"mapHBCache",new Dictionary<dynamic, Texture>() },
-            {"recordCache",new Dictionary<dynamic, Texture>() },
-        };
+        
     }
 }
diff --git a/Assets/Scripts/Scenes/LoginController.cs b/Assets/Scripts/Scenes/LoginController.cs
index 6ab52dbd..cecc28fd 100644
--- a/Assets/Scripts/Scenes/LoginController.cs
+++ b/Assets/Scripts/Scenes/LoginController.cs
@@ -434,7 +434,7 @@ public class LoginController : MonoBehaviour
                 var r = await ConfigHelper.userApi.GetHeadImg(s);
                 if (!string.IsNullOrEmpty(r))
                 {
-                    Utils.DisplayImage(StartCoroutine, loginContainer.Find("Avatar").GetComponent<RawImage>(), r);
+                    Utils.DisplayImage(loginContainer.Find("Avatar").GetComponent<RawImage>(), r);
                     avatarName = s;
                 }
                 else 
@@ -568,13 +568,11 @@ public class LoginController : MonoBehaviour
                     if (data.Value<string>("success") != null && data.Value<string>("success") == "False")
                     {
                         wxLogin2.gameObject.SetActive(true);
-                        Utils.DisplayImage(StartCoroutine,
-                        wxLogin2.Find("Avatar").GetComponent<RawImage>(),
+                        Utils.DisplayImage(wxLogin2.Find("Avatar").GetComponent<RawImage>(),
                         wxInfoJson.Value<string>("headimgurl"));
                         wxLogin2.Find("NickName").GetComponent<Text>().text = wxInfoJson.Value<string>("nickname");
                         wxLogin3.gameObject.SetActive(true);
-                        Utils.DisplayImage(StartCoroutine,
-                        wxLogin3.Find("Avatar").GetComponent<RawImage>(),
+                        Utils.DisplayImage(wxLogin3.Find("Avatar").GetComponent<RawImage>(),
                         wxInfoJson.Value<string>("headimgurl"));
                         wxLogin3.Find("NickName").GetComponent<Text>().text = wxInfoJson.Value<string>("nickname");
                         pageNums = 5;
@@ -790,8 +788,7 @@ public class LoginController : MonoBehaviour
         }
         else 
         {
-            Utils.DisplayImage(StartCoroutine,
-                    wxLogin3.Find("Avatar").GetComponent<RawImage>(),
+            Utils.DisplayImage(wxLogin3.Find("Avatar").GetComponent<RawImage>(),
                     data.WxHeadImg);
         }
         wxLogin3.Find("Wx").gameObject.SetActive(type == 1);
diff --git a/Assets/Scripts/UI/Prefab/BigMap/Tips.cs b/Assets/Scripts/UI/Prefab/BigMap/Tips.cs
index b67e52b8..5e1f6708 100644
--- a/Assets/Scripts/UI/Prefab/BigMap/Tips.cs
+++ b/Assets/Scripts/UI/Prefab/BigMap/Tips.cs
@@ -117,7 +117,7 @@ public class Tips : MonoBehaviour
 
         //altitudeGraph
 
-        Utils.DisplayImage(StartCoroutine, altitudeGraph, _model.AltitudeGraph);
+        Utils.DisplayImage(altitudeGraph, _model.AltitudeGraph);
         //Utils.DisplayImage(StartCoroutine, altitudeGraph, "http://192.168.0.97:5082/Map/AltitudeGraph?id=1215");
     }
 
diff --git a/Assets/Scripts/UI/Prefab/Login/QuickLoginUser.cs b/Assets/Scripts/UI/Prefab/Login/QuickLoginUser.cs
index 9be64671..235b3f90 100644
--- a/Assets/Scripts/UI/Prefab/Login/QuickLoginUser.cs
+++ b/Assets/Scripts/UI/Prefab/Login/QuickLoginUser.cs
@@ -31,7 +31,7 @@ public class QuickLoginUser : MonoBehaviour
         this.user = user;
         if (!string.IsNullOrEmpty(user.Avatar))
         {
-            Utils.DisplayImage(StartCoroutine, transform.Find("Avatar").GetComponent<RawImage>(), user.Avatar);
+            Utils.DisplayImage(transform.Find("Avatar").GetComponent<RawImage>(), user.Avatar);
         }
         else 
         {
diff --git a/Assets/Scripts/UI/Prefab/MapList/MapItem.cs b/Assets/Scripts/UI/Prefab/MapList/MapItem.cs
index adcb83d7..2ab1dedc 100644
--- a/Assets/Scripts/UI/Prefab/MapList/MapItem.cs
+++ b/Assets/Scripts/UI/Prefab/MapList/MapItem.cs
@@ -115,30 +115,10 @@ public class MapItem : MonoBehaviour, IPointerExitHandler, IPointerEnterHandler,
             UIManager.Instance.collectDict[myMap.IsFavorite];
         transform.Find("BtnInfo").GetComponent<Button>().onClick.AddListener(Info);
         transform.Find("BtnRide").GetComponent<Button>().onClick.AddListener(Ride);
-        if (App.propTextureCache["mapImgCache"].ContainsKey(myMap.Id))
-        {
-            transform.Find("MapTitleImg").GetComponent<RawImage>().texture =
-                App.propTextureCache["mapImgCache"][myMap.Id];
-        }
-        else 
-        {
-            Utils.DisplayImage(StartCoroutine, transform.Find("MapTitleImg").GetComponent<RawImage>(), myMap.CoverImage, (t) =>
-            {
-                App.propTextureCache["mapImgCache"].Add(myMap.Id, t);
-            });
-        }
-        if (App.propTextureCache["mapHBCache"].ContainsKey(myMap.Id))
-        {
-            transform.Find("MapHBImg").GetComponent<RawImage>().texture =
-                App.propTextureCache["mapHBCache"][myMap.Id];
-        }
-        else 
-        {
-            Utils.DisplayImage(StartCoroutine, transform.Find("MapHBImg").GetComponent<RawImage>(), myMap.AltitudeGraph,(t)=> 
-            {
-                App.propTextureCache["mapHBCache"].Add(myMap.Id, t);
-            });
-        }
+
+        Utils.DisplayImage(transform.Find("MapTitleImg").GetComponent<RawImage>(), myMap.CoverImage, true);
+        Utils.DisplayImage(transform.Find("MapHBImg").GetComponent<RawImage>(), myMap.AltitudeGraph, true);
+        
         SetActive4Button(false);
     }
 
diff --git a/Assets/Scripts/UI/Prefab/Panel/BigMapController.cs b/Assets/Scripts/UI/Prefab/Panel/BigMapController.cs
index 8365f91a..4954f0d9 100644
--- a/Assets/Scripts/UI/Prefab/Panel/BigMapController.cs
+++ b/Assets/Scripts/UI/Prefab/Panel/BigMapController.cs
@@ -137,7 +137,7 @@ public class BigMapController : PFUIPanel
         //headImage.material = material;
         SetRounded(headImage.transform, rect.height);
 
-        Utils.DisplayImage(StartCoroutine, headImage, App.CurrentUser.WxHeadImg);
+        Utils.DisplayImage(headImage, App.CurrentUser.WxHeadImg);
 
         UIManager.AddEvent(headImage.gameObject, EventTriggerType.PointerClick, (e) =>
         {
diff --git a/Assets/Scripts/UI/Prefab/Panel/EditUserController.cs b/Assets/Scripts/UI/Prefab/Panel/EditUserController.cs
index eeb0106f..11a21303 100644
--- a/Assets/Scripts/UI/Prefab/Panel/EditUserController.cs
+++ b/Assets/Scripts/UI/Prefab/Panel/EditUserController.cs
@@ -187,7 +187,7 @@ public class EditUserController : PFUIPanel
 
         if (!string.IsNullOrWhiteSpace(currentUser.WxHeadImg))
         {
-            Utils.DisplayImage(StartCoroutine, mHeadImage, currentUser.WxHeadImg);
+            Utils.DisplayImage(mHeadImage, currentUser.WxHeadImg);
         }
         else 
         {
@@ -355,7 +355,7 @@ public class EditUserController : PFUIPanel
         if (r.result)
         {
             var img = JObject.FromObject(r.data).Value<string>("WxHeadImg");
-            Utils.DisplayImage(StartCoroutine, mHeadImage, img);
+            Utils.DisplayImage(mHeadImage, img);
             var userinfos = UIManager.Instance.userInfos;
             var i = userinfos.FindIndex(x => x.Id == App.CurrentUser.Id);
             if (i != -1) 
diff --git a/Assets/Scripts/UI/Prefab/Panel/HomeController.cs b/Assets/Scripts/UI/Prefab/Panel/HomeController.cs
index cb505f1b..34207ca4 100644
--- a/Assets/Scripts/UI/Prefab/Panel/HomeController.cs
+++ b/Assets/Scripts/UI/Prefab/Panel/HomeController.cs
@@ -151,7 +151,7 @@ public class HomeController : PFUIPanel
         }
         if (!string.IsNullOrEmpty(App.CurrentUser.WxHeadImg))
         {
-            Utils.DisplayImage(StartCoroutine, userInfo.Find("Avatar").GetComponent<RawImage>(), App.CurrentUser.WxHeadImg);
+            Utils.DisplayImage(userInfo.Find("Avatar").GetComponent<RawImage>(), App.CurrentUser.WxHeadImg);
         }
         else 
         {
diff --git a/Assets/Scripts/UI/Prefab/Panel/MapListController.cs b/Assets/Scripts/UI/Prefab/Panel/MapListController.cs
index 4af05be8..c89eda2c 100644
--- a/Assets/Scripts/UI/Prefab/Panel/MapListController.cs
+++ b/Assets/Scripts/UI/Prefab/Panel/MapListController.cs
@@ -223,7 +223,7 @@ public class MapListController : PFUIPanel
         headImage.material = material;
         //if (App.FromLogin) 
         //{
-            Utils.DisplayImage(StartCoroutine, headImage, App.CurrentUser.WxHeadImg);
+            Utils.DisplayImage(headImage, App.CurrentUser.WxHeadImg);
         //}
         
 
diff --git a/Assets/Scripts/UI/Prefab/Panel/UserInfoController.cs b/Assets/Scripts/UI/Prefab/Panel/UserInfoController.cs
index 1e69f79d..200ef90c 100644
--- a/Assets/Scripts/UI/Prefab/Panel/UserInfoController.cs
+++ b/Assets/Scripts/UI/Prefab/Panel/UserInfoController.cs
@@ -80,7 +80,7 @@ public class UserInfoController : PFUIPanel
             var user = App.CurrentUser;
             if (!string.IsNullOrEmpty(user.WxHeadImg))
             {
-                Utils.DisplayImage(StartCoroutine, infoPanel.Find("Avatar").GetComponent<RawImage>(), user.WxHeadImg);
+                Utils.DisplayImage(infoPanel.Find("Avatar").GetComponent<RawImage>(), user.WxHeadImg);
             }
             else 
             {
diff --git a/Assets/Scripts/UI/Prefab/ResultList/RouteItem.cs b/Assets/Scripts/UI/Prefab/ResultList/RouteItem.cs
index 619c246e..36905e69 100644
--- a/Assets/Scripts/UI/Prefab/ResultList/RouteItem.cs
+++ b/Assets/Scripts/UI/Prefab/ResultList/RouteItem.cs
@@ -34,17 +34,9 @@ public class RouteItem : MonoBehaviour, IPointerExitHandler, IPointerEnterHandle
         left = transform.Find("Left");
         row1 = left.Find("Main").Find("Row1");
         row2 = left.Find("Main").Find("Row2");
-        if (App.propTextureCache["recordCache"].ContainsKey(result.Id))
-        {
-            transform.Find("CoverImage").GetComponent<RawImage>().texture = App.propTextureCache["recordCache"][result.Id];
-        }
-        else 
-        {
-            Utils.DisplayImage(StartCoroutine, transform.Find("CoverImage").GetComponent<RawImage>(), result.RouteImage,(t)=> 
-            {
-                App.propTextureCache["recordCache"].Add(result.Id, t);
-            });
-        }
+
+        Utils.DisplayImage(transform.Find("CoverImage").GetComponent<RawImage>(), result.RouteImage, true);
+        
         left.Find("Main").Find("Name").GetComponent<Text>().text = result.RouteName;
         left.Find("Main").Find("Time").GetComponent<Text>().text = result.CreateTime.ToString("yyyy-MM-dd HH:mm:ss");
         row1.Find("Time").GetComponent<Text>().text = $"<color={titleColor}>Riding time:</color>{result.TrainingTime}";
diff --git a/Assets/Scripts/UIManager.cs b/Assets/Scripts/UIManager.cs
index 7ca7e562..cb486465 100644
--- a/Assets/Scripts/UIManager.cs
+++ b/Assets/Scripts/UIManager.cs
@@ -16,6 +16,7 @@ using System;
 
 public class UIManager : MonoBehaviour
 {
+    [SerializeField]
     private PFUIPanel mMainPanel;
 
     public PFUIPanel MainPanel
@@ -404,7 +405,7 @@ public class UIManager : MonoBehaviour
     public static void ShowMapListPanel()
     {
         Debug.Log("清空");
-        App.propTextureCache["recordCache"].Clear();
+        //App.propTextureCache["recordCache"].Clear();
         UIManager.Show(UIManager.Instance.MapListPanel, UIManager.Instance.MainPanel);
     }
     public static void ShowMapDetailPanel(int id)
diff --git a/Assets/Scripts/Utils/Utils.cs b/Assets/Scripts/Utils/Utils.cs
index d6417f35..cc7d0855 100644
--- a/Assets/Scripts/Utils/Utils.cs
+++ b/Assets/Scripts/Utils/Utils.cs
@@ -205,16 +205,44 @@ namespace Assets.Scripts
         /*删除父亲节点下的所有孩子*/
 
         /*显示网络图片*/
+        private static Dictionary<string, Texture> propTextureCache = new Dictionary<string, Texture>();
         public delegate Coroutine StartCoroutine(IEnumerator routine);
-        public static void DisplayImage(StartCoroutine startCoroutine,RawImage img, string url, Action<Texture> action=null) 
+        public static void DisplayImage(RawImage img, string url, bool cache = false)
         {
-            startCoroutine(DownloadImage(img, url,action));
+            //可以考虑缓存到硬盘里
+            //Texture2D tex = null;
+            //byte[] fileData;
+            //
+            //if (File.Exists(filePath))
+            //{
+            //    fileData = File.ReadAllBytes(filePath);
+            //    tex = new Texture2D(2, 2);
+            //    tex.LoadImage(fileData); //..this will auto-resize the texture dimensions.
+            //}
+            if (cache)
+            {
+                if (propTextureCache.ContainsKey(url))
+                {
+                    img.texture = propTextureCache[url];
+                    return;
+                }
+            }
+            UIManager.Instance.StartCoroutine(DownloadImage(img, url,(texture)=> {
+                if (cache)
+                {
+                    propTextureCache.Add(url, texture);
+                }
+            }));
+            
         }
 
         public static void DisplayImageAysnc(StartCoroutine startCoroutine, RawImage img, string url,Action<string> action)
         {
             startCoroutine(DownloadImageCallBack(img, url, action));
         }
+
+        
+
         static IEnumerator DownloadImage(RawImage img,string MediaUrl, Action<Texture> action = null)
         {
             UnityWebRequest request = UnityWebRequestTexture.GetTexture(MediaUrl);