diff --git a/src/Starward.Core/Gacha/StarRail/StarRailGachaItem.cs b/src/Starward.Core/Gacha/StarRail/StarRailGachaItem.cs
index b94bc7a31..b4a18e041 100644
--- a/src/Starward.Core/Gacha/StarRail/StarRailGachaItem.cs
+++ b/src/Starward.Core/Gacha/StarRail/StarRailGachaItem.cs
@@ -1,12 +1,12 @@
-using System.Text.Json.Serialization;
+using System.Text.Json;
+using System.Text.Json.Serialization;
 
 namespace Starward.Core.Gacha.StarRail;
 
 public class StarRailGachaItem : GachaLogItem
 {
 
-    [JsonPropertyName("gacha_id")]
-    [JsonNumberHandling(JsonNumberHandling.AllowReadingFromString | JsonNumberHandling.WriteAsString)]
+    [JsonIgnore]
     public int GachaId { get; set; }
 
 
@@ -15,3 +15,31 @@ public class StarRailGachaItem : GachaLogItem
 
 }
 
+public class StarRailGachaItemConverter : JsonConverter<StarRailGachaItem>
+{
+    public override StarRailGachaItem Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
+    {
+        var jsonObject = JsonDocument.ParseValue(ref reader).RootElement;
+        var gachaItem = (JsonSerializer.Deserialize<StarRailGachaItem>(jsonObject.GetRawText()) ?? new StarRailGachaItem());
+        if (jsonObject.TryGetProperty("gacha_id", out var gachaIdProp))
+            if (gachaIdProp.ValueKind == JsonValueKind.String && string.IsNullOrEmpty(gachaIdProp.GetString()))
+                gachaItem.GachaId = gachaItem.GachaType switch
+                {
+                    1 => 1001,
+                    2 => 4001,
+                    11 => 2003,
+                    12 => 3003,
+                    _ => 1001,
+                };
+            else
+                gachaItem.GachaId = gachaIdProp.GetInt32();
+
+        return gachaItem;
+    }
+
+    public override void Write(Utf8JsonWriter writer, StarRailGachaItem value, JsonSerializerOptions options)
+    {
+        JsonSerializer.Serialize(writer, value, options);
+    }
+}
+
diff --git a/src/Starward.Language/Lang.Designer.cs b/src/Starward.Language/Lang.Designer.cs
index 165ff2bed..b47fd71e6 100644
--- a/src/Starward.Language/Lang.Designer.cs
+++ b/src/Starward.Language/Lang.Designer.cs
@@ -4377,5 +4377,14 @@ public static string UpdateService_CannotUpdateAutomatically {
                 return ResourceManager.GetString("UpdateService_CannotUpdateAutomatically", resourceCulture);
             }
         }
+        
+        /// <summary>
+        ///   查找类似 Import {0} signal search(es) successfully. 的本地化字符串。
+        /// </summary>
+        public static string ZZZGachaService_ImportSignalSearchSuccessfully {
+            get {
+                return ResourceManager.GetString("ZZZGachaService_ImportSignalSearchSuccessfully", resourceCulture);
+            }
+        }
     }
 }
diff --git a/src/Starward.Language/Lang.resx b/src/Starward.Language/Lang.resx
index 616fd3234..8764a8aad 100644
--- a/src/Starward.Language/Lang.resx
+++ b/src/Starward.Language/Lang.resx
@@ -1582,4 +1582,7 @@ Do you accept the risk and continue to use it?</value>
   <data name="GameLauncherPage_RemovableStorageDeviceNotConnected" xml:space="preserve">
     <value>Removable storage device not connected.</value>
   </data>
+  <data name="ZZZGachaService_ImportSignalSearchSuccessfully" xml:space="preserve">
+    <value>Import {0} signal search(es) successfully.</value>
+  </data>
 </root>
\ No newline at end of file
diff --git a/src/Starward.Language/Lang.zh-CN.resx b/src/Starward.Language/Lang.zh-CN.resx
index 967f4ab4b..1bd0a74be 100644
--- a/src/Starward.Language/Lang.zh-CN.resx
+++ b/src/Starward.Language/Lang.zh-CN.resx
@@ -1582,4 +1582,7 @@
   <data name="GameLauncherPage_RemovableStorageDeviceNotConnected" xml:space="preserve">
     <value>可移动存储设备未连接</value>
   </data>
+  <data name="ZZZGachaService_ImportSignalSearchSuccessfully" xml:space="preserve">
+    <value>成功导入调频记录 {0} 条</value>
+  </data>
 </root>
\ No newline at end of file
diff --git a/src/Starward.Language/Lang.zh-TW.resx b/src/Starward.Language/Lang.zh-TW.resx
index 06f4beb8d..9f28125c0 100644
--- a/src/Starward.Language/Lang.zh-TW.resx
+++ b/src/Starward.Language/Lang.zh-TW.resx
@@ -1324,7 +1324,7 @@
     <value>驗證失敗</value>
   </data>
   <data name="AboutSettingPage_CurrentVersionIsNotTheLatestVersion" xml:space="preserve">
-    <value>目前版本不是最新版本（｛0｝）。</value>
+    <value>目前版本不是最新版本（{0}）。</value>
   </data>
   <data name="AboutSettingPage_ClickButtonToRepairFiles" xml:space="preserve">
     <value>按下按鈕修復檔案</value>
@@ -1582,4 +1582,7 @@
   <data name="GameLauncherPage_RemovableStorageDeviceNotConnected" xml:space="preserve">
     <value>Removable storage device not connected.</value>
   </data>
+  <data name="ZZZGachaService_ImportSignalSearchSuccessfully" xml:space="preserve">
+    <value>成功匯入 {0} 條調頻記錄</value>
+  </data>
 </root>
\ No newline at end of file
diff --git a/src/Starward/Pages/GachaLogPage.xaml b/src/Starward/Pages/GachaLogPage.xaml
index 9ef24663c..45a381646 100644
--- a/src/Starward/Pages/GachaLogPage.xaml
+++ b/src/Starward/Pages/GachaLogPage.xaml
@@ -154,6 +154,7 @@
                                 <Grid.ColumnDefinitions>
                                     <ColumnDefinition />
                                     <ColumnDefinition />
+                                    <ColumnDefinition Width="Auto"/>
                                 </Grid.ColumnDefinitions>
                                 <Button x:Name="Button_Export_Excel"
                                         HorizontalAlignment="Stretch"
@@ -166,7 +167,14 @@
                                         HorizontalAlignment="Stretch"
                                         Command="{x:Bind ExportGachaLogCommand}"
                                         CommandParameter="json"
-                                        Content="Json"
+                                        Content="UIGF4.0"
+                                        CornerRadius="0,0,0,0" />
+                                <Button x:Name="Button_Export_JSON_old"
+                                        Grid.Column="2"
+                                        HorizontalAlignment="Stretch"
+                                        Command="{x:Bind ExportGachaLogCommand}"
+                                        CommandParameter="json_old"
+                                        Content="UIGF3.0"
                                         CornerRadius="0,4,4,0" />
                             </Grid>
                             <Button x:Name="Button_Import"
diff --git a/src/Starward/Pages/GachaLogPage.xaml.cs b/src/Starward/Pages/GachaLogPage.xaml.cs
index ddfcc0a12..bc948b1e9 100644
--- a/src/Starward/Pages/GachaLogPage.xaml.cs
+++ b/src/Starward/Pages/GachaLogPage.xaml.cs
@@ -75,6 +75,7 @@ protected override void OnNavigatedTo(NavigationEventArgs e)
                 EnableStarRailGachaItemStats = true;
                 _gachaLogService = AppConfig.GetService<StarRailGachaService>();
                 Image_Emoji.Source = new BitmapImage(AppConfig.EmojiPom);
+                Button_Export_JSON_old.Content = "SRGF";
             }
             if (biz.ToGame() == GameBiz.nap)
             {
@@ -82,9 +83,8 @@ protected override void OnNavigatedTo(NavigationEventArgs e)
                 _gachaLogService = AppConfig.GetService<ZZZGachaService>();
                 Image_Emoji.Source = new BitmapImage(AppConfig.EmojiBangboo);
                 MenuFlyoutItem_CloudGame.Visibility = Visibility.Collapsed;
-                Button_Export_Excel.IsEnabled = false;
-                Button_Export_JSON.IsEnabled = false;
-                Button_Import.IsEnabled = false;
+                Button_Export_JSON_old.Visibility = Visibility.Collapsed;
+                Button_Export_JSON.CornerRadius = new CornerRadius(0, 4, 4, 0);
             }
             if (biz.IsGlobalOfficial())
             {
@@ -666,6 +666,7 @@ private async Task ExportGachaLogAsync(string format)
             {
                 "excel" => "xlsx",
                 "json" => "json",
+                "json_old" => "json",
                 _ => "json"
             };
             var suggestName = $"Starward_Export_{CurrentGameBiz.ToGame()}_{uid}_{DateTime.Now:yyyyMMddHHmmss}.{ext}";
@@ -697,19 +698,16 @@ private async Task ImportGachaLogAsync()
             var file = await FileDialogHelper.PickSingleFileAsync(MainWindow.Current.WindowHandle, ("Json", ".json"));
             if (File.Exists(file))
             {
-                var uid = _gachaLogService.ImportGachaLog(file);
-                if (uid == SelectUid)
+                var uids = _gachaLogService.ImportGachaLog(file);
+                foreach (var uid in uids)
                 {
-                    UpdateGachaTypeStats(uid);
-                }
-                else if (UidList.Contains(uid))
-                {
-                    SelectUid = uid;
-                }
-                else
-                {
-                    UidList.Add(uid);
-                    SelectUid = uid;
+                    if (!UidList.Contains(uid))
+                        UidList.Add(uid);
+                    if (uid == uids.First())
+                        if (uid == SelectUid)
+                            UpdateGachaTypeStats(uid);
+                        else
+                            SelectUid = uid;
                 }
             }
         }
diff --git a/src/Starward/Services/Gacha/GachaLogService.cs b/src/Starward/Services/Gacha/GachaLogService.cs
index 3abad8e77..3a99a06d9 100644
--- a/src/Starward/Services/Gacha/GachaLogService.cs
+++ b/src/Starward/Services/Gacha/GachaLogService.cs
@@ -120,6 +120,10 @@ public virtual async Task<long> GetUidFromGachaLogUrl(string url)
 
 
 
+    public abstract List<GachaLogItem> CheckUIGFItems(List<GachaLogItem> list, long uid, string lang);
+
+
+
     protected abstract int InsertGachaLogItems(List<GachaLogItem> items);
 
 
@@ -272,7 +276,7 @@ public virtual int DeleteUid(long uid)
 
 
 
-    public abstract long ImportGachaLog(string file);
+    public abstract List<long> ImportGachaLog(string file);
 
 
 
diff --git a/src/Starward/Services/Gacha/GenshinGachaService.cs b/src/Starward/Services/Gacha/GenshinGachaService.cs
index f4e53216a..2a5422d13 100644
--- a/src/Starward/Services/Gacha/GenshinGachaService.cs
+++ b/src/Starward/Services/Gacha/GenshinGachaService.cs
@@ -71,6 +71,13 @@ public override List<GachaLogItemEx> GetGachaLogItemEx(long uid)
     }
 
 
+    public Dictionary<int, GenshinGachaInfo> GetItemsInfo()
+    {
+        using var dapper = _database.CreateConnection();
+        return dapper.Query<GenshinGachaInfo>("SELECT Id, Name, Level FROM GenshinGachaInfo").ToDictionary(item => item.Id);
+    }
+
+
     protected override int InsertGachaLogItems(List<GachaLogItem> items)
     {
         using var dapper = _database.CreateConnection();
@@ -78,7 +85,7 @@ protected override int InsertGachaLogItems(List<GachaLogItem> items)
         var affect = dapper.Execute("""
             INSERT OR REPLACE INTO GenshinGachaItem (Uid, Id, Name, Time, ItemId, ItemType, RankType, GachaType, Count, Lang)
             VALUES (@Uid, @Id, @Name, @Time, @ItemId, @ItemType, @RankType, @GachaType, @Count, @Lang);
-            """, items, t);
+        """, items, t);
         t.Commit();
         UpdateGachaItemId();
         return affect;
@@ -89,18 +96,26 @@ INSERT OR REPLACE INTO GenshinGachaItem (Uid, Id, Name, Time, ItemId, ItemType,
     public override async Task ExportGachaLogAsync(long uid, string file, string format)
     {
         if (format is "excel")
-        {
             await ExportAsExcelAsync(uid, file);
-        }
-        else
-        {
+        else if (format is "json")
             await ExportAsJsonAsync(uid, file);
-        }
+        else
+            await ExportAsJsonoldAsync(uid, file);
     }
 
 
 
     private async Task ExportAsJsonAsync(long uid, string output)
+    {
+        using var dapper = _database.CreateConnection();
+        var list = dapper.Query<UIGFItem>($"SELECT * FROM {GachaTableName} WHERE Uid = @uid ORDER BY Id;", new { uid }).ToList();
+        var obj = new UIGF40Obj(uid, list);
+        var str = JsonSerializer.Serialize(obj, AppConfig.JsonSerializerOptions);
+        await File.WriteAllTextAsync(output, str);
+    }
+
+
+    private async Task ExportAsJsonoldAsync(long uid, string output)
     {
         using var dapper = _database.CreateConnection();
         var list = dapper.Query<UIGFItem>($"SELECT * FROM {GachaTableName} WHERE Uid = @uid ORDER BY Id;", new { uid }).ToList();
@@ -123,31 +138,62 @@ private async Task ExportAsExcelAsync(long uid, string output)
 
 
 
-    public override long ImportGachaLog(string file)
+    public override List<GachaLogItem> CheckUIGFItems(List<GachaLogItem> list, long uid, string lang)
+    {
+        var infos = GetItemsInfo();
+        foreach (var item in list)
+        {
+            infos.TryGetValue(item.ItemId, out GenshinGachaInfo? info);
+            if (item.GachaType == 0 || item.ItemId == 0 || item.Id == 0)
+                throw new JsonException("Missing required properties.");
+            item.Uid = uid;
+            if (item.Count == 0)
+                item.Count = 1;
+            item.Name ??= info?.Name ?? "";
+            item.ItemType ??= "";
+            if (item.RankType == 0)
+                item.RankType = info?.Level ?? 0;
+            item.Lang ??= lang;
+        }
+        return list;
+    }
+
+
+
+    public override List<long> ImportGachaLog(string file)
     {
         var str = File.ReadAllText(file);
-        var obj = JsonSerializer.Deserialize<UIGFObj>(str);
-        if (obj != null)
+        var count = 0;
+        List<long> uids = [];
+        using (JsonDocument doc = JsonDocument.Parse(str))
         {
-            string lang = obj.info.lang ?? "";
-            long uid = obj.info.uid;
-            foreach (var item in obj.list)
+            if (doc.RootElement.TryGetProperty("info", out JsonElement infoElement) && infoElement.TryGetProperty("version", out _))
             {
-                if (item.Lang is null)
+                var obj = JsonSerializer.Deserialize<UIGF40Obj>(str)!.hk4e;
+                foreach (var user in obj)
                 {
-                    item.Lang = lang;
-                }
-                if (item.Uid == 0)
-                {
-                    item.Uid = uid;
+                    var lang = user.lang ?? "";
+                    var uid = user.uid;
+                    var list = CheckUIGFItems(user.list.ToList<GachaLogItem>(), uid, lang);
+                    uids.Add(uid);
+                    count += InsertGachaLogItems(list);
                 }
             }
-            var count = InsertGachaLogItems(obj.list.ToList<GachaLogItem>());
-            // 成功导入祈愿记录 {count} 条
-            NotificationBehavior.Instance.Success($"Uid {obj.info.uid}", string.Format(Lang.GenshinGachaService_ImportWishRecordsSuccessfully, count), 5000);
-            return obj.info.uid;
+            else if (infoElement.TryGetProperty("uigf_version", out _))
+            {
+                var obj = JsonSerializer.Deserialize<UIGFObj>(str)!;
+                var lang = obj.info.lang ?? "";
+                var uid = obj.info.uid;
+                uids.Add(uid);
+                var list = CheckUIGFItems(obj.list.ToList<GachaLogItem>(), uid, lang);
+                count += InsertGachaLogItems(list);
+            }
         }
-        return 0;
+        if (uids.Count == 0)
+            throw new JsonException("Unsupported Json Structures.");
+        // 成功导入祈愿记录 {count} 条
+        NotificationBehavior.Instance.Success($"Uid {string.Join(" ", uids)}", string.Format(Lang.GenshinGachaService_ImportWishRecordsSuccessfully, count), 5000);
+        return uids;
     }
 
 
@@ -201,14 +247,6 @@ public UIGFObj() { }
         public UIGFObj(long uid, List<UIGFItem> list)
         {
             this.info = new UIAFInfo(uid, list);
-            foreach (var item in list)
-            {
-                item.uigf_gacha_type = item.GachaType switch
-                {
-                    GenshinGachaType.CharacterEventWish_2 => GenshinGachaType.CharacterEventWish.ToString(),
-                    _ => item.GachaType.ToString(),
-                };
-            }
             this.list = list;
         }
 
@@ -235,7 +273,7 @@ private class UIAFInfo
 
         public string export_app_version { get; set; } = AppConfig.AppVersion ?? "";
 
-        public string uigf_version { get; set; } = "v2.3";
+        public string uigf_version { get; set; } = "v3.0";
 
         public int? region_time_zone { get; set; }
 
@@ -260,9 +298,79 @@ public UIAFInfo(long uid, List<UIGFItem> list)
 
 
 
+    private class UIGF40Obj
+    {
+        public UIGF40Obj() { }
+
+        public UIGF40Obj(long uid, List<UIGFItem> list)
+        {
+            this.info = new UIGF40Info();
+            this.hk4e = [new UIGF40Game(uid, list)];
+        }
+
+        public UIGF40Info info { get; set; }
+
+        public List<UIGF40Game> hk4e { get; set; }
+    }
+
+
+    private class UIGF40Info
+    {
+        public string version { get; set; } = "v4.0";
+
+        public string export_app { get; set; } = "Starward";
+
+        public string export_app_version { get; set; } = AppConfig.AppVersion ?? "";
+
+        [JsonNumberHandling(JsonNumberHandling.AllowReadingFromString)]
+        public long export_timestamp { get; set; }
+
+        public UIGF40Info()
+        {
+            export_timestamp = DateTimeOffset.Now.ToUnixTimeSeconds();
+        }
+    }
+
+
+    private class UIGF40Game
+    {
+        public UIGF40Game() { }
+
+        public UIGF40Game(long uid, List<UIGFItem> list)
+        {
+            this.uid = uid;
+            timezone = uid.ToString().FirstOrDefault() switch
+            {
+                '6' => -5,
+                '7' => 1,
+                _ => 8,
+            };
+            lang = list.FirstOrDefault()?.Lang ?? "";
+            this.list = list;
+        }
+
+        [JsonNumberHandling(JsonNumberHandling.AllowReadingFromString | JsonNumberHandling.WriteAsString)]
+        public long uid { get; set; }
+
+        public int timezone { get; set; }
+
+        public string lang { get; set; }
+
+        public List<UIGFItem> list { get; set; }
+    }
+
+
+
     private class UIGFItem : GenshinGachaItem
     {
-        public string uigf_gacha_type { get; set; }
+        public string uigf_gacha_type
+        {
+            get => GachaType switch
+            {
+                GenshinGachaType.CharacterEventWish_2 => GenshinGachaType.CharacterEventWish.ToString(),
+                _ => GachaType.ToString(),
+            };
+        }
     }
 
 
diff --git a/src/Starward/Services/Gacha/StarRailGachaService.cs b/src/Starward/Services/Gacha/StarRailGachaService.cs
index 3afdb1651..f92bae99c 100644
--- a/src/Starward/Services/Gacha/StarRailGachaService.cs
+++ b/src/Starward/Services/Gacha/StarRailGachaService.cs
@@ -70,6 +70,14 @@ public override List<GachaLogItemEx> GetGachaLogItemEx(long uid)
 
 
 
+    public Dictionary<int, StarRailGachaInfo> GetItemsInfo()
+    {
+        using var dapper = _database.CreateConnection();
+        return dapper.Query<StarRailGachaInfo>("SELECT ItemId, ItemName, Rarity FROM StarRailGachaInfo").ToDictionary(item => item.ItemId);
+    }
+
+
+
     protected override int InsertGachaLogItems(List<GachaLogItem> items)
     {
         using var dapper = _database.CreateConnection();
@@ -88,18 +96,26 @@ INSERT OR REPLACE INTO StarRailGachaItem (Uid, Id, Name, Time, ItemId, ItemType,
     public override async Task ExportGachaLogAsync(long uid, string file, string format)
     {
         if (format is "excel")
-        {
             await ExportAsExcelAsync(uid, file);
-        }
-        else
-        {
+        else if (format is "json")
             await ExportAsJsonAsync(uid, file);
-        }
+        else
+            await ExportAsJsonoldAsync(uid, file);
     }
 
 
 
     private async Task ExportAsJsonAsync(long uid, string output)
+    {
+        using var dapper = _database.CreateConnection();
+        var list = dapper.Query<StarRailGachaItem>($"SELECT * FROM {GachaTableName} WHERE Uid = @uid ORDER BY Id;", new { uid }).ToList();
+        var obj = new UIGF40Obj(uid, list);
+        var str = JsonSerializer.Serialize(obj, AppConfig.JsonSerializerOptions);
+        await File.WriteAllTextAsync(output, str);
+    }
+
+
+    private async Task ExportAsJsonoldAsync(long uid, string output)
     {
         using var dapper = _database.CreateConnection();
         var list = dapper.Query<StarRailGachaItem>($"SELECT * FROM {GachaTableName} WHERE Uid = @uid ORDER BY Id;", new { uid }).ToList();
@@ -123,31 +139,67 @@ private async Task ExportAsExcelAsync(long uid, string output)
 
 
 
-    public override long ImportGachaLog(string file)
+    public override List<GachaLogItem> CheckUIGFItems(List<GachaLogItem> list, long uid, string lang)
+    {
+        var infos = GetItemsInfo();
+        foreach (var item in list)
+        {
+            infos.TryGetValue(item.ItemId, out StarRailGachaInfo? info);
+            if (item.GachaType == 0 || item.ItemId == 0 || item.Id == 0)
+                throw new JsonException("Missing required properties.");
+            item.Uid = uid;
+            if (item.Count == 0)
+                item.Count = 1;
+            item.Name ??= info?.ItemName ?? "";
+            item.ItemType ??= "";
+            if (item.RankType == 0)
+                item.RankType = info?.Rarity ?? 0;
+            item.Lang ??= lang;
+        }
+        return list;
+    }
+
+
+
+
+    public override List<long> ImportGachaLog(string file)
     {
         var str = File.ReadAllText(file);
-        var obj = JsonSerializer.Deserialize<SRGFObj>(str);
-        if (obj != null)
+        var count = 0;
+        List<long> uids = [];
+        using (JsonDocument doc = JsonDocument.Parse(str))
         {
-            var lang = obj.info.lang ?? "";
-            long uid = obj.info.uid;
-            foreach (var item in obj.list)
+            if (doc.RootElement.TryGetProperty("info", out JsonElement infoElement) && infoElement.TryGetProperty("version", out _))
             {
-                if (item.Lang is null)
+                var options = new JsonSerializerOptions
                 {
-                    item.Lang = lang;
-                }
-                if (item.Uid == 0)
+                    Converters = { new StarRailGachaItemConverter() }
+                };
+                var obj = JsonSerializer.Deserialize<UIGF40Obj>(str, options)!.hkrpg;
+                foreach (var user in obj)
                 {
-                    item.Uid = uid;
+                    var lang = user.lang ?? "";
+                    var uid = user.uid;
+                    var list = CheckUIGFItems(user.list.ToList<GachaLogItem>(), uid, lang);
+                    uids.Add(uid);
+                    count += InsertGachaLogItems(list);
                 }
             }
-            var count = InsertGachaLogItems(obj.list.ToList<GachaLogItem>());
-            // 成功导入跃迁记录 {count} 条
-            NotificationBehavior.Instance.Success($"Uid {obj.info.uid}", string.Format(Lang.StarRailGachaService_ImportWarpRecordsSuccessfully, count), 5000);
-            return obj.info.uid;
+            else if (infoElement.TryGetProperty("srgf_version", out _))
+            {
+                var obj = JsonSerializer.Deserialize<SRGFObj>(str)!;
+                var lang = obj.info.lang ?? "";
+                var uid = obj.info.uid;
+                uids.Add(uid);
+                var list = CheckUIGFItems(obj.list.ToList<GachaLogItem>(), uid, lang);
+                count += InsertGachaLogItems(list);
+            }
         }
-        return 0;
+        if (uids.Count == 0)
+            throw new JsonException("Unsupported Json Structures.");
+        // 成功导入跃迁记录 {count} 条
+        NotificationBehavior.Instance.Success($"Uid {string.Join(" ", uids)}", string.Format(Lang.StarRailGachaService_ImportWarpRecordsSuccessfully, count), 5000);
+        return uids;
     }
 
 
@@ -246,4 +298,67 @@ public SRGFInfo(long uid, List<StarRailGachaItem> list)
 
 
 
+    private class UIGF40Obj
+    {
+        public UIGF40Obj() { }
+
+        public UIGF40Obj(long uid, List<StarRailGachaItem> list)
+        {
+            this.info = new UIGF40Info();
+            this.hkrpg = [new UIGF40Game(uid, list)];
+        }
+
+        public UIGF40Info info { get; set; }
+
+        public List<UIGF40Game> hkrpg { get; set; }
+    }
+
+
+    private class UIGF40Info
+    {
+        public string version { get; set; } = "v4.0";
+
+        public string export_app { get; set; } = "Starward";
+
+        public string export_app_version { get; set; } = AppConfig.AppVersion ?? "";
+
+        [JsonNumberHandling(JsonNumberHandling.AllowReadingFromString)]
+        public long export_timestamp { get; set; }
+
+        public UIGF40Info()
+        {
+            export_timestamp = DateTimeOffset.Now.ToUnixTimeSeconds();
+        }
+    }
+
+
+    private class UIGF40Game
+    {
+        public UIGF40Game() { }
+
+        public UIGF40Game(long uid, List<StarRailGachaItem> list)
+        {
+            this.uid = uid;
+            timezone = uid.ToString().FirstOrDefault() switch
+            {
+                '6' => -5,
+                '7' => 1,
+                _ => 8,
+            };
+            lang = list.FirstOrDefault()?.Lang ?? "";
+            this.list = list;
+        }
+
+        [JsonNumberHandling(JsonNumberHandling.AllowReadingFromString | JsonNumberHandling.WriteAsString)]
+        public long uid { get; set; }
+
+        public int timezone { get; set; }
+
+        public string lang { get; set; }
+
+        public List<StarRailGachaItem> list { get; set; }
+    }
+
+
+
 }
\ No newline at end of file
diff --git a/src/Starward/Services/Gacha/ZZZGachaService.cs b/src/Starward/Services/Gacha/ZZZGachaService.cs
index 0e5b4c19e..16efafdca 100644
--- a/src/Starward/Services/Gacha/ZZZGachaService.cs
+++ b/src/Starward/Services/Gacha/ZZZGachaService.cs
@@ -1,14 +1,19 @@
 using Dapper;
 using Microsoft.Extensions.Logging;
+using MiniExcelLibs;
 using Starward.Core;
 using Starward.Core.Gacha;
 using Starward.Core.Gacha.Genshin;
 using Starward.Core.Gacha.StarRail;
 using Starward.Core.Gacha.ZZZ;
+using Starward.Helpers;
 using Starward.Models;
 using System;
 using System.Collections.Generic;
+using System.IO;
 using System.Linq;
+using System.Text.Json;
+using System.Text.Json.Serialization;
 using System.Threading;
 using System.Threading.Tasks;
 
@@ -66,39 +71,12 @@ public override List<GachaLogItemEx> GetGachaLogItemEx(long uid)
 
 
 
-    public override async Task<long> GetGachaLogAsync(string url, bool all, string? lang = null, IProgress<string>? progress = null, CancellationToken cancellationToken = default)
+    // todo
+    public Dictionary<int, ZZZGachaInfo> GetItemsInfo()
     {
-        using var dapper = _database.CreateConnection();
-        // 正在获取 uid
-        progress?.Report(Lang.GachaLogService_GettingUid);
-        var uid = await _client.GetUidByGachaUrlAsync(url);
-        if (uid == 0)
-        {
-            // 该账号最近6个月没有抽卡记录
-            progress?.Report(Lang.GachaLogService_ThisAccountHasNoGachaRecordsInTheLast6Months);
-        }
-        else
-        {
-            long endId = 0;
-            if (!all)
-            {
-                endId = dapper.QueryFirstOrDefault<long>($"SELECT Id FROM {GachaTableName} WHERE Uid = @Uid ORDER BY Id DESC LIMIT 1;", new { Uid = uid });
-                _logger.LogInformation($"Last gacha log id of uid {uid} is {endId}");
-            }
-
-            var internalProgress = new Progress<(IGachaType GachaType, int Page)>((x) => progress?.Report(string.Format(Lang.GachaLogService_GetGachaProgressText, x.GachaType.ToLocalization(), x.Page)));
-            var list = (await _client.GetGachaLogAsync(url, endId, lang, internalProgress, cancellationToken)).ToList();
-            if (cancellationToken.IsCancellationRequested)
-            {
-                throw new TaskCanceledException();
-            }
-            var oldCount = dapper.QueryFirstOrDefault<int>($"SELECT COUNT(*) FROM {GachaTableName} WHERE Uid = @Uid;", new { Uid = uid });
-            InsertGachaLogItems(list);
-            var newCount = dapper.QueryFirstOrDefault<int>($"SELECT COUNT(*) FROM {GachaTableName} WHERE Uid = @Uid;", new { Uid = uid });
-            // 获取 {list.Count} 条记录，新增 {newCount - oldCount} 条记录
-            progress?.Report(string.Format(Lang.GachaLogService_GetGachaResult, list.Count, newCount - oldCount));
-        }
-        return uid;
+        throw new NotImplementedException();
+        //using var dapper = _database.CreateConnection();
+        //return dapper.Query<ZZZGachaInfo>("SELECT ItemId, ItemName, Rarity FROM ZZZGachaItem").ToDictionary(item => item.Id);
     }
 
 
@@ -204,16 +182,84 @@ INSERT OR REPLACE INTO ZZZGachaItem (Uid, Id, Name, Time, ItemId, ItemType, Rank
 
 
 
-    public override Task ExportGachaLogAsync(long uid, string file, string format)
+    public override async Task ExportGachaLogAsync(long uid, string file, string format)
     {
-        throw new NotImplementedException();
+        if (format is "excel")
+            await ExportAsExcelAsync(uid, file);
+        else
+            await ExportAsJsonAsync(uid, file);
     }
 
 
 
-    public override long ImportGachaLog(string file)
+    private async Task ExportAsJsonAsync(long uid, string output)
     {
-        throw new NotImplementedException();
+        using var dapper = _database.CreateConnection();
+        var list = dapper.Query<ZZZGachaItem>($"SELECT * FROM {GachaTableName} WHERE Uid = @uid ORDER BY Id;", new { uid }).ToList();
+        var obj = new UIGF40Obj(uid, list);
+        var str = JsonSerializer.Serialize(obj, AppConfig.JsonSerializerOptions);
+        await File.WriteAllTextAsync(output, str);
+    }
+
+
+    private async Task ExportAsExcelAsync(long uid, string output)
+    {
+        using var dapper = _database.CreateConnection();
+        var list = GetGachaLogItemEx(uid);
+        var template = Path.Combine(AppContext.BaseDirectory, @"Assets\Template\GachaLog.xlsx");
+        if (File.Exists(template))
+        {
+            await MiniExcel.SaveAsByTemplateAsync(output, template, new { list });
+        }
+    }
+
+
+
+    // todo
+    public override List<GachaLogItem> CheckUIGFItems(List<GachaLogItem> list, long uid, string lang)
+    {
+        // var infos = GetItemsInfo();
+        foreach (var item in list)
+        {
+        //    infos.TryGetValue(item.ItemId, out ZZZGachaInfo? info);
+            if (item.GachaType == 0 || item.ItemId == 0 || item.Id == 0)
+                throw new JsonException("Missing required properties.");
+            item.Uid = uid;
+            if (item.Count == 0)
+                item.Count = 1;
+        //    item.Name ??= info?.Name ?? "";
+            item.Name ??= item.ItemId.ToString();
+            item.ItemType ??= "";
+        //    if (item.RankType == 0)
+        //        item.RankType = info?.Level ?? 0;
+            if (item.RankType == 0)
+                item.RankType = 0;
+            item.Lang ??= lang;
+        }
+        return list;
+    }
+
+
+
+    public override List<long> ImportGachaLog(string file)
+    {
+        var str = File.ReadAllText(file);
+        var count = 0;
+        List<long> uids = [];
+        var obj = (JsonSerializer.Deserialize<UIGF40Obj>(str)?.nap) ?? throw new JsonException("Unsupported Json Structures.");
+        foreach (var user in obj)
+        {
+            var lang = user.lang ?? "";
+            var uid = user.uid;
+            var list = CheckUIGFItems(user.list.ToList<GachaLogItem>(), uid, lang);
+            uids.Add(uid);
+            count += InsertGachaLogItems(list);
+        }
+        if (uids.Count == 0)
+            throw new JsonException("Unsupported Json Structures.");
+        // 成功导入调频记录 {count} 条
+        NotificationBehavior.Instance.Success($"Uid {string.Join(" ", uids)}", string.Format(Lang.ZZZGachaService_ImportSignalSearchSuccessfully, count), 5000);
+        return uids;
     }
 
 
@@ -252,4 +298,68 @@ public override async Task<string> UpdateGachaInfoAsync(GameBiz gameBiz, string
     }
 
 
+
+    private class UIGF40Obj
+    {
+        public UIGF40Obj() { }
+
+        public UIGF40Obj(long uid, List<ZZZGachaItem> list)
+        {
+            this.info = new UIGF40Info();
+            this.nap = [new UIGF40Game(uid, list)];
+        }
+
+        public UIGF40Info info { get; set; }
+
+        public List<UIGF40Game> nap { get; set; }
+    }
+
+
+    private class UIGF40Info
+    {
+        public string version { get; set; } = "v4.0";
+
+        public string export_app { get; set; } = "Starward";
+
+        public string export_app_version { get; set; } = AppConfig.AppVersion ?? "";
+
+        [JsonNumberHandling(JsonNumberHandling.AllowReadingFromString)]
+        public long export_timestamp { get; set; }
+
+        public UIGF40Info()
+        {
+            export_timestamp = DateTimeOffset.Now.ToUnixTimeSeconds();
+        }
+    }
+
+
+    private class UIGF40Game
+    {
+        public UIGF40Game() { }
+
+        public UIGF40Game(long uid, List<ZZZGachaItem> list)
+        {
+            this.uid = uid;
+            timezone = uid.ToString().Length == 8 ? 8 : uid.ToString()[..2] switch
+            {
+                "10" => -5,
+                "15" => 1,
+                _ => 8,
+            };
+            lang = list.FirstOrDefault()?.Lang ?? "";
+            this.list = list;
+        }
+
+        [JsonNumberHandling(JsonNumberHandling.AllowReadingFromString | JsonNumberHandling.WriteAsString)]
+        public long uid { get; set; }
+
+        public int timezone { get; set; }
+
+        public string lang { get; set; }
+
+        public List<ZZZGachaItem> list { get; set; }
+    }
+
+
+
 }