diff --git a/AxibugEmuOnline.Client/Assets/Script/AppAxibugEmuOnline.cs b/AxibugEmuOnline.Client/Assets/Script/AppAxibugEmuOnline.cs
index 1f45603c..62113409 100644
--- a/AxibugEmuOnline.Client/Assets/Script/AppAxibugEmuOnline.cs
+++ b/AxibugEmuOnline.Client/Assets/Script/AppAxibugEmuOnline.cs
@@ -1,6 +1,7 @@
 using AxibugEmuOnline.Client.Manager;
 using AxibugEmuOnline.Client.Network;
 using System;
+using System.Collections;
 using UnityEngine;
 using static AxibugEmuOnline.Client.Manager.LogManager;
 
@@ -19,8 +20,13 @@ namespace AxibugEmuOnline.Client.ClientCore
         public static UserDataManager user;
         public static AppNetGame netgame;
         public static AppEmu emu;
-
-        public static void Init()
+        public static RomLib romLib;
+        public static HttpAPI httpAPI;
+
+        private static CoroutineRunner coRunner;
+
+        [RuntimeInitializeOnLoadMethod]
+        static void Init()
         {
             log = new LogManager();
             LogManager.OnLog += OnNoSugarNetLog;
@@ -30,6 +36,20 @@ namespace AxibugEmuOnline.Client.ClientCore
             user = new UserDataManager();
             emu = new AppEmu();
             netgame = new AppNetGame();
+
+            var go = new GameObject("[AppAxibugEmuOnline]");
+            GameObject.DontDestroyOnLoad(go);
+            coRunner = go.AddComponent<CoroutineRunner>();
+        }
+
+        public static Coroutine StartCoroutine(IEnumerator itor)
+        {
+            return coRunner.StartCoroutine(itor);
+        }
+
+        public static void StopCoroutine(Coroutine cor)
+        {
+            coRunner.StopCoroutine(cor);
         }
 
         public static bool Connect(string IP, int port)
@@ -43,7 +63,7 @@ namespace AxibugEmuOnline.Client.ClientCore
         }
         static void OnNoSugarNetLog(int LogLevel, string msg)
         {
-            Debug.Log("[AxibugEmuOnline]:"+msg);
+            Debug.Log("[AxibugEmuOnline]:" + msg);
         }
     }
 }
\ No newline at end of file
diff --git a/AxibugEmuOnline.Client/Assets/Script/Manager/CoroutineRunner.cs b/AxibugEmuOnline.Client/Assets/Script/Manager/CoroutineRunner.cs
new file mode 100644
index 00000000..c6541b8d
--- /dev/null
+++ b/AxibugEmuOnline.Client/Assets/Script/Manager/CoroutineRunner.cs
@@ -0,0 +1,8 @@
+using UnityEngine;
+
+namespace AxibugEmuOnline.Client
+{
+    public class CoroutineRunner : MonoBehaviour
+    {
+    }
+}
diff --git a/AxibugEmuOnline.Client/Assets/Script/Manager/CoroutineRunner.cs.meta b/AxibugEmuOnline.Client/Assets/Script/Manager/CoroutineRunner.cs.meta
new file mode 100644
index 00000000..7ae66eeb
--- /dev/null
+++ b/AxibugEmuOnline.Client/Assets/Script/Manager/CoroutineRunner.cs.meta
@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 26e0101eb56737b4f97fcaa3bd319d43
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
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diff --git a/AxibugEmuOnline.Client/Assets/Script/Manager/HttpAPI.cs b/AxibugEmuOnline.Client/Assets/Script/Manager/HttpAPI.cs
new file mode 100644
index 00000000..2d896ca6
--- /dev/null
+++ b/AxibugEmuOnline.Client/Assets/Script/Manager/HttpAPI.cs
@@ -0,0 +1,51 @@
+using AxibugEmuOnline.Client.ClientCore;
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+using UnityEngine.Networking;
+
+namespace AxibugEmuOnline.Client
+{
+    public class HttpAPI
+    {
+        public string WebSite = "http://emu.axibug.com/api";
+
+        public void GetNesRomList(Action<Resp_GameList> callback, int page, int pageSize = 10)
+        {
+            AppAxibugEmuOnline.StartCoroutine(GetNesRomListFlow(page, pageSize, callback));
+        }
+
+        private IEnumerator GetNesRomListFlow(int page, int pageSize, Action<Resp_GameList> callback)
+        {
+            UnityWebRequest request = new UnityWebRequest($"{WebSite}/NesRomList?Page={page}&PageSize={pageSize}");
+            yield return request.SendWebRequest();
+
+            if (request.result != UnityWebRequest.Result.Success)
+            {
+                callback.Invoke(null);
+                yield break;
+            }
+
+            var resp = JsonUtility.FromJson<Resp_GameList>(request.downloadHandler.text);
+            callback.Invoke(resp);
+        }
+
+        public class Resp_GameList
+        {
+            public int Page { get; set; }
+            public int MaxPage { get; set; }
+            public int ResultAllCount { get; set; }
+            public List<Resp_RomInfo> GameList { get; set; }
+        }
+
+        public class Resp_RomInfo
+        {
+            public int ID { get; set; }
+            public string Hash { get; set; }
+            public string RomName { get; set; }
+            public string Url { get; set; }
+            public string ImgUrl { get; set; }
+        }
+    }
+}
diff --git a/AxibugEmuOnline.Client/Assets/Script/Manager/HttpAPI.cs.meta b/AxibugEmuOnline.Client/Assets/Script/Manager/HttpAPI.cs.meta
new file mode 100644
index 00000000..078f3095
--- /dev/null
+++ b/AxibugEmuOnline.Client/Assets/Script/Manager/HttpAPI.cs.meta
@@ -0,0 +1,11 @@
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+guid: 81bb136dc2c85304db4715953f751aa6
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diff --git a/AxibugEmuOnline.Client/Assets/Script/Manager/RomLib.meta b/AxibugEmuOnline.Client/Assets/Script/Manager/RomLib.meta
new file mode 100644
index 00000000..a783f447
--- /dev/null
+++ b/AxibugEmuOnline.Client/Assets/Script/Manager/RomLib.meta
@@ -0,0 +1,8 @@
+fileFormatVersion: 2
+guid: 006d5604a1d73de4e8d057974313dbaf
+folderAsset: yes
+DefaultImporter:
+  externalObjects: {}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
diff --git a/AxibugEmuOnline.Client/Assets/Script/Manager/RomLib/EnumPlatform.cs b/AxibugEmuOnline.Client/Assets/Script/Manager/RomLib/EnumPlatform.cs
new file mode 100644
index 00000000..d2c8aa5e
--- /dev/null
+++ b/AxibugEmuOnline.Client/Assets/Script/Manager/RomLib/EnumPlatform.cs
@@ -0,0 +1,13 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AxibugEmuOnline.Client
+{
+    public enum EnumPlatform
+    {
+        NES
+    }
+}
diff --git a/AxibugEmuOnline.Client/Assets/Script/Manager/RomLib/EnumPlatform.cs.meta b/AxibugEmuOnline.Client/Assets/Script/Manager/RomLib/EnumPlatform.cs.meta
new file mode 100644
index 00000000..89840290
--- /dev/null
+++ b/AxibugEmuOnline.Client/Assets/Script/Manager/RomLib/EnumPlatform.cs.meta
@@ -0,0 +1,11 @@
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+guid: 355fa00c125158f4ba90003b0fd5d788
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diff --git a/AxibugEmuOnline.Client/Assets/Script/Manager/RomLib/RomFile.cs b/AxibugEmuOnline.Client/Assets/Script/Manager/RomLib/RomFile.cs
new file mode 100644
index 00000000..baf0957c
--- /dev/null
+++ b/AxibugEmuOnline.Client/Assets/Script/Manager/RomLib/RomFile.cs
@@ -0,0 +1,46 @@
+using System;
+using System.IO;
+using UnityEngine;
+
+namespace AxibugEmuOnline.Client
+{
+    public class RomFile
+    {
+        private HttpAPI.Resp_RomInfo webData;
+        private bool hasLocalFile;
+        private string romName;
+        private EnumPlatform platform;
+
+        public string LocalFilePath => $"{Application.persistentDataPath}/RemoteRoms/{platform}/{romName}";
+
+
+        public RomFile(EnumPlatform platform)
+        {
+            this.platform = platform;
+        }
+
+        public void GetRomFileData(Action<byte[]> callback)
+        {
+            if (webData == null) { callback.Invoke(null); return; }
+            if (hasLocalFile)
+            {
+                var path = LocalFilePath;
+            }
+        }
+
+        public void SetWebData(HttpAPI.Resp_RomInfo resp_RomInfo)
+        {
+            webData = resp_RomInfo;
+            romName = Path.GetFileName(webData.Url);
+
+            if (File.Exists(LocalFilePath))
+            {
+                hasLocalFile = true;
+            }
+            else
+            {
+                hasLocalFile = false;
+            }
+        }
+    }
+}
diff --git a/AxibugEmuOnline.Client/Assets/Script/Manager/RomLib/RomFile.cs.meta b/AxibugEmuOnline.Client/Assets/Script/Manager/RomLib/RomFile.cs.meta
new file mode 100644
index 00000000..f8eb0324
--- /dev/null
+++ b/AxibugEmuOnline.Client/Assets/Script/Manager/RomLib/RomFile.cs.meta
@@ -0,0 +1,11 @@
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diff --git a/AxibugEmuOnline.Client/Assets/Script/Manager/RomLib/RomLib.cs b/AxibugEmuOnline.Client/Assets/Script/Manager/RomLib/RomLib.cs
new file mode 100644
index 00000000..f2988a6e
--- /dev/null
+++ b/AxibugEmuOnline.Client/Assets/Script/Manager/RomLib/RomLib.cs
@@ -0,0 +1,44 @@
+using AxibugEmuOnline.Client.ClientCore;
+using System;
+using System.Collections.Generic;
+
+namespace AxibugEmuOnline.Client
+{
+    public class RomLib
+    {
+        private List<RomFile> nesRomFiles = new List<RomFile>();
+
+        public void GetNesRomFile(int index, Action<RomFile> callback)
+        {
+            if (nesRomFiles.Count <= index)
+            {
+                int pageSize = 10;
+                int page = index / pageSize;
+                int indexInPage = index % page;
+
+                //填充空的RomFile数据
+                var needFill = index - nesRomFiles.Count + 1;
+                needFill += pageSize - indexInPage - 1;
+                for (int i = 0; i < needFill; i++)
+                {
+                    nesRomFiles.Add(new RomFile(EnumPlatform.NES));
+                }
+
+                AppAxibugEmuOnline.httpAPI.GetNesRomList((romList) =>
+                {
+                    if (romList == null)
+                    {
+                        callback.Invoke(null);
+                    }
+                    else
+                    {
+                        for (int i = 0; i < romList.GameList.Count; i++)
+                        {
+                            nesRomFiles[pageSize * (page - 1) + i].SetWebData(romList.GameList[i]);
+                        }
+                    }
+                }, page, pageSize);
+            }
+        }
+    }
+}
diff --git a/AxibugEmuOnline.Client/Assets/Script/Manager/RomLib/RomLib.cs.meta b/AxibugEmuOnline.Client/Assets/Script/Manager/RomLib/RomLib.cs.meta
new file mode 100644
index 00000000..b4a2ea56
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+++ b/AxibugEmuOnline.Client/Assets/Script/Manager/RomLib/RomLib.cs.meta
@@ -0,0 +1,11 @@
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