diff --git a/src/MaaWpfGui/Helper/StageManager.cs b/src/MaaWpfGui/Helper/StageManager.cs
index c75b7499d6..1c7a0943fd 100644
--- a/src/MaaWpfGui/Helper/StageManager.cs
+++ b/src/MaaWpfGui/Helper/StageManager.cs
@@ -92,40 +92,6 @@ namespace MaaWpfGui
                 // new StageInfo { Display = Localization.GetString("CurrentStage"), Value = string.Empty },
                 // new StageInfo { Display = Localization.GetString("LastBattle"), Value = "LastBattle" },
             };
-
-            var language = ViewStatusStorage.Get("GUI.Localization", Localization.DefaultLanguage);
-            string filename = string.Empty;
-            if (language == "zh-cn")
-            {
-                filename = Directory.GetCurrentDirectory() + "\\resource\\item_index.json";
-            }
-            else if (language == "pallas")
-            {
-                // DoNothing
-            }
-            else
-            {
-                Dictionary<string, string> client = new Dictionary<string, string>
-                {
-                    { "zh-tw", "txwy" },
-                    { "en-us", "YoStarEN" },
-                    { "ja-jp", "YoStarJP" },
-                    { "ko-kr", "YoStarKR" },
-                };
-                filename = Directory.GetCurrentDirectory() + "\\resource\\global\\" + client[language] + "\\resource\\item_index.json";
-            }
-
-            if (File.Exists(filename))
-            {
-                try
-                {
-                    data = JsonConvert.DeserializeObject<Dictionary<string, Dictionary<string, string>>>(File.ReadAllText(filename));
-                }
-                catch
-                {
-                    // DoNothing
-                }
-            }
         }
 
         /// <summary>
@@ -150,8 +116,6 @@ namespace MaaWpfGui
             return GetStageInfo(stage)?.IsStageOpen(dayOfWeek) == true;
         }
 
-        private readonly Dictionary<string, Dictionary<string, string>> data;
-
         /// <summary>
         /// Gets open stage tips at specified day of week
         /// </summary>
@@ -183,10 +147,7 @@ namespace MaaWpfGui
 
                     if (!string.IsNullOrEmpty(item.Value.Drop))
                     {
-                        if (data != null && data.ContainsKey(item.Value.Drop))
-                        {
-                            builder.AppendLine(item.Value.Display + ": " + data[item.Value.Drop]["name"]);
-                        }
+                        builder.AppendLine(item.Value.Display + ": " + Utils.GetItemName(item.Value.Drop));
                     }
                 }
             }
diff --git a/src/MaaWpfGui/Helper/Utils.cs b/src/MaaWpfGui/Helper/Utils.cs
index f7a29922ab..3f3bf858fd 100644
--- a/src/MaaWpfGui/Helper/Utils.cs
+++ b/src/MaaWpfGui/Helper/Utils.cs
@@ -12,11 +12,52 @@
 // </copyright>
 
 using System;
+using System.Collections.Generic;
+using System.IO;
+using Newtonsoft.Json;
+using Newtonsoft.Json.Linq;
 
 namespace MaaWpfGui
 {
     public static class Utils
     {
+        static Utils()
+        {
+            var language = ViewStatusStorage.Get("GUI.Localization", Localization.DefaultLanguage);
+            string filename = string.Empty;
+            if (language == "zh-cn")
+            {
+                filename = Directory.GetCurrentDirectory() + "\\resource\\item_index.json";
+            }
+            else if (language == "pallas")
+            {
+                // DoNothing
+            }
+            else
+            {
+                Dictionary<string, string> client = new Dictionary<string, string>
+                {
+                    { "zh-tw", "txwy" },
+                    { "en-us", "YoStarEN" },
+                    { "ja-jp", "YoStarJP" },
+                    { "ko-kr", "YoStarKR" },
+                };
+                filename = Directory.GetCurrentDirectory() + "\\resource\\global\\" + client[language] + "\\resource\\item_index.json";
+            }
+
+            if (File.Exists(filename))
+            {
+                try
+                {
+                    _itemList = (JObject)JsonConvert.DeserializeObject(File.ReadAllText(filename));
+                }
+                catch
+                {
+                    // DoNothing
+                }
+            }
+        }
+
         /// <summary>
         /// 获取yj历时间
         /// </summary>
@@ -62,5 +103,21 @@ namespace MaaWpfGui
         {
             return dt.AddHours(4);
         }
+
+        private static readonly JObject _itemList = new JObject();
+
+        public static JObject GetItemList() => _itemList;
+
+        public static string GetItemName(string id)
+        {
+            if (_itemList.ContainsKey(id))
+            {
+                return _itemList[id]["name"].ToString();
+            }
+            else
+            {
+                return id;
+            }
+        }
     }
 }