diff --git a/TEMUKJD/BLL/ImportConverters/ConvertToPddFactory.cs b/TEMUKJD/BLL/ImportConverters/ConvertToPddFactory.cs
index 25dc756..ce208b0 100644
--- a/TEMUKJD/BLL/ImportConverters/ConvertToPddFactory.cs
+++ b/TEMUKJD/BLL/ImportConverters/ConvertToPddFactory.cs
@@ -17,6 +17,8 @@ namespace TemuKJD.BLL.ImportConverts
 			new ConverterWXToPddV1(),
 			new ConverterWXToPddV2(),
 			new ConverterWXToPddV3(),
+			new ConverterWXToPddV4(),
+			new ConverterWXToPddV5(),
 		};
 		public static PDDFrontProductInfo5 Convert(string filePath)
 		{
diff --git a/TEMUKJD/BLL/ImportConverters/ConverterWXToPddV4.cs b/TEMUKJD/BLL/ImportConverters/ConverterWXToPddV4.cs
new file mode 100644
index 0000000..b5a6223
--- /dev/null
+++ b/TEMUKJD/BLL/ImportConverters/ConverterWXToPddV4.cs
@@ -0,0 +1,454 @@
+using AllBase.Model.Result;
+using AllBase.Model.Result.PDDResult;
+using NaiBa.Util.Extension;
+using Newtonsoft.Json;
+using Newtonsoft.Json.Linq;
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+
+namespace TemuKJD.BLL.ImportConverters
+{
+	/// <summary>
+	/// 微信转拼多多数据源 V4版本
+	/// 针对微信商品详情API（/channels/ec/product/get）返回的完整数据结构
+	/// 
+	/// 数据结构特点：
+	/// - 顶层为 { detail: { product: { product_key, info, product_skus, ... } } }
+	/// - info 节点包含商品基本信息、主图、详情图、参数、SKU列表等
+	/// - product_skus 节点包含完整的SKU信息（含库存、价格、规格）
+	/// - product_sale_attrs 节点包含销售属性（颜色、尺码）
+	/// - extra_service 节点包含售后服务信息
+	/// - qualification_list 节点包含资质信息
+	/// </summary>
+	internal class ConverterWXToPddV4 : GoodsConverterBase
+	{
+		private JObject _jsonRoot;
+		private JObject _productNode;      // detail.product
+		private JObject _infoNode;         // detail.product.info
+		private JArray _skuList;           // detail.product.info.product_skus
+		private JArray _saleAttrs;         // detail.product.info.product_sale_attrs
+
+		public override string ConverterName => "微信转拼多多数据源 V4";
+
+		public override PlatformType Platform => PlatformType.WX;
+
+		protected override bool IsMatchProvider()
+		{
+			try
+			{
+				_jsonRoot = JsonConvert.DeserializeObject<JObject>(RawData);
+				if (_jsonRoot == null) return false;
+
+				// 1. 检查是否为详情API格式（detail.product 结构）
+				var detail = _jsonRoot.SelectToken("$.detail") as JObject;
+				if (detail == null) return false;
+
+				var product = detail.SelectToken("$.product") as JObject;
+				if (product == null) return false;
+
+				// 2. 检查 product_key 是否存在
+				var productKey = product.SelectToken("$.product_key") as JObject;
+				if (productKey == null) return false;
+
+				var productId = productKey.SelectToken("$.product_id")?.ToString();
+				if (string.IsNullOrEmpty(productId)) return false;
+
+				// 3. 检查 info 节点是否存在
+				var info = product.SelectToken("$.info") as JObject;
+				if (info == null) return false;
+
+				// 4. 检查是否有标题
+				var title = info.SelectToken("$.title")?.ToString();
+				if (string.IsNullOrEmpty(title)) return false;
+
+				// 5. 检查是否有SKU列表
+				var skus = product.SelectToken("$.product_skus") as JArray;
+				if (skus == null || skus.Count == 0) return false;
+
+				// 缓存节点
+				_productNode = product;
+				_infoNode = info;
+				_skuList = skus;
+				_saleAttrs = info.SelectToken("$.product_sale_attrs") as JArray;
+
+				return true;
+			}
+			catch
+			{
+				return false;
+			}
+		}
+
+		protected override PDDFrontProductInfo5 ConverterProvider()
+		{
+			var product = new PDDFrontProductInfo5
+			{
+				Platform = Platform,
+				GoodsId = ParseGoodsId()
+			};
+
+			// ========== 1. 商品基本信息 ==========
+			product.Title = GetStringValue(_infoNode, "title");
+			product.Description = GetStringValue(_infoNode, "short_title");
+			if (string.IsNullOrEmpty(product.Description))
+			{
+				product.Description = GetStringValue(_infoNode, "ai_gen_short_title");
+			}
+
+			// ========== 2. 品牌信息 ==========
+			product.BrandId = GetLongValue(_infoNode, "brand_id");
+
+			// ========== 3. 类目信息 ==========
+			product.CategoryId = GetCategoryId();
+			product.CategoryPath = GetCategoryPath();
+
+			// ========== 4. 主图 ==========
+			product.MainImages = GetMainImages();
+
+			// ========== 5. 详情图 ==========
+			product.DetailImages = GetDetailImages();
+
+			// ========== 6. 商品属性 ==========
+			product.Propertys = GetProperties();
+
+			// ========== 7. SKU和规格信息 ==========
+			var skuResult = GetSkusAndSpecs();
+			product.Skus = skuResult.Item1;
+			product.Specs = skuResult.Item2;
+
+			// ========== 8. 其他信息 ==========
+			product.ThumbUrl = product.MainImages.FirstOrDefault() ?? string.Empty;
+			product.MallId = 0;
+			product.Price = GetMinPrice();
+			product.Videos = GetVideoUrls();
+
+			return product;
+		}
+
+		#region 核心字段解析
+
+		/// <summary>
+		/// 解析商品ID
+		/// </summary>
+		private long ParseGoodsId()
+		{
+			var productId = _productNode.SelectToken("$.product_key.product_id")?.ToString();
+			if (long.TryParse(productId, out var result))
+				return result;
+
+			// 回退到文件路径
+			return Path.GetFileNameWithoutExtension(FilePath).ParseToLong();
+		}
+
+		/// <summary>
+		/// 获取类目ID（取最细分类目）
+		/// </summary>
+		private int GetCategoryId()
+		{
+			var category = _infoNode["category"] as JArray;
+			if (category == null || category.Count == 0)
+				return 0;
+
+			// 取最后一个类目（最细分类目）
+			var lastCat = category.Last as JObject;
+			return lastCat?["cat_id"]?.Value<int>() ?? 0;
+		}
+
+		/// <summary>
+		/// 获取类目路径
+		/// </summary>
+		private List<int> GetCategoryPath()
+		{
+			var result = new List<int>();
+			var category = _infoNode["category"] as JArray;
+			if (category == null)
+				return result;
+
+			foreach (var cat in category)
+			{
+				var catId = cat["cat_id"]?.Value<int>();
+				if (catId.HasValue && catId.Value > 0)
+					result.Add(catId.Value);
+			}
+
+			return result;
+		}
+
+		/// <summary>
+		/// 获取主图列表
+		/// </summary>
+		private List<string> GetMainImages()
+		{
+			var result = new List<string>();
+
+			// 优先使用 head_img 数组
+			var headImg = _infoNode["head_img"] as JArray;
+			if (headImg != null && headImg.Count > 0)
+			{
+				foreach (var img in headImg)
+				{
+					var url = img?.Value<string>();
+					if (!string.IsNullOrEmpty(url))
+						result.Add(url);
+				}
+				return result;
+			}
+
+			// 回退到 head_img_infos
+			var headImgInfos = _infoNode["head_img_infos"] as JArray;
+			if (headImgInfos != null)
+			{
+				foreach (var img in headImgInfos)
+				{
+					var url = img["img_url"]?.Value<string>();
+					if (!string.IsNullOrEmpty(url))
+						result.Add(url);
+				}
+			}
+
+			return result;
+		}
+
+		/// <summary>
+		/// 获取详情图列表
+		/// </summary>
+		private List<string> GetDetailImages()
+		{
+			var result = new List<string>();
+			var detail = _infoNode["detail"] as JObject;
+			if (detail == null)
+				return result;
+
+			var detailImg = detail["detail_img"] as JArray;
+			if (detailImg == null)
+				return result;
+
+			foreach (var img in detailImg)
+			{
+				var url = img?.Value<string>();
+				if (!string.IsNullOrEmpty(url))
+					result.Add(url);
+			}
+
+			return result;
+		}
+
+		/// <summary>
+		/// 获取商品属性列表（从 param 节点解析）
+		/// </summary>
+		private List<Property> GetProperties()
+		{
+			var result = new List<Property>();
+			var param = _infoNode["param"] as JArray;
+			if (param == null)
+				return result;
+
+			foreach (var item in param)
+			{
+				var categorys = item["categorys"] as JArray;
+				if (categorys == null || categorys.Count < 2)
+					continue;
+
+				var key = categorys[0]?["name"]?.Value<string>();
+				var value = categorys[1]?["name"]?.Value<string>();
+
+				if (!string.IsNullOrEmpty(key) && !string.IsNullOrEmpty(value))
+				{
+					// 去重
+					if (!result.Any(p => p.Key == key))
+					{
+						result.Add(new Property
+						{
+							Key = key,
+							Value = value
+						});
+					}
+				}
+			}
+
+			return result;
+		}
+
+		/// <summary>
+		/// 获取视频URL列表
+		/// </summary>
+		private List<string> GetVideoUrls()
+		{
+			var result = new List<string>();
+			var headVideoInfo = _infoNode["head_video_info"] as JArray;
+			if (headVideoInfo == null)
+				return result;
+
+			foreach (var video in headVideoInfo)
+			{
+				var url = video["video_url"]?.Value<string>();
+				if (!string.IsNullOrEmpty(url))
+					result.Add(url);
+			}
+
+			return result;
+		}
+
+		#endregion
+
+		#region SKU和规格解析
+
+		/// <summary>
+		/// 获取SKU和规格信息
+		/// </summary>
+		private  Tuple<List<SkuItem>, List<SpecItem>> GetSkusAndSpecs()
+		{
+			var skuList = new List<SkuItem>();
+			var specList = new List<SpecItem>();
+
+			if (_skuList == null || _skuList.Count == 0)
+				return new Tuple<List<SkuItem>, List<SpecItem>>(skuList, specList);
+
+			// 收集所有规格
+			var specDict = new Dictionary<string, HashSet<string>>();
+
+			foreach (var sku in _skuList)
+			{
+				var skuObj = sku as JObject;
+				if (skuObj == null) continue;
+
+				// 获取 SKU 基本信息
+				var skuKey = skuObj["sku_key"] as JObject;
+				var skuInfo = skuObj["product_sku_info"] as JObject;
+				if (skuKey == null || skuInfo == null) continue;
+
+				var skuId = skuKey["sku_id"]?.Value<string>() ?? string.Empty;
+				var outSkuId = skuKey["out_sku_id"]?.Value<string>() ?? string.Empty;
+
+				// 解析销售属性
+				var saleParams = skuInfo["sale_param"] as JArray;
+				var specValues = new List<string>();
+
+				if (saleParams != null)
+				{
+					foreach (var param in saleParams)
+					{
+						var paramV2 = param["param_v2"] as JObject;
+						if (paramV2 == null) continue;
+
+						var attrName = paramV2["attr_name"]?.Value<string>() ?? string.Empty;
+						var attrValue = paramV2["attr_value_name"]?.Value<string>() ?? string.Empty;
+
+						if (!string.IsNullOrEmpty(attrName) && !string.IsNullOrEmpty(attrValue))
+						{
+							specValues.Add($"{attrName}:{attrValue}");
+
+							// 收集规格
+							if (!specDict.ContainsKey(attrName))
+								specDict[attrName] = new HashSet<string>();
+							specDict[attrName].Add(attrValue);
+						}
+					}
+				}
+
+				// 价格（单位：分）
+				var salePrice = skuInfo["sale_price"]?.Value<decimal>() ?? 0;
+
+				// 库存
+				var stockInfo = skuInfo["stock_info"] as JObject;
+				var stockNum = 0;
+				if (stockInfo != null)
+				{
+					var stockStr = stockInfo["stock_num"]?.Value<string>();
+					if (!string.IsNullOrEmpty(stockStr))
+					{
+						int.TryParse(stockStr, out stockNum);
+					}
+				}
+
+				// 缩略图
+				var thumbImg = skuInfo["thumb_img"]?.Value<string>() ?? string.Empty;
+
+				skuList.Add(new SkuItem
+				{
+					SkuId = !string.IsNullOrEmpty(outSkuId) ? outSkuId : skuId,
+					Spec = string.Join(";", specValues),
+					Price = salePrice / 100, // 分转元
+					OriginalPrice = salePrice.ToString(),
+					Stock = stockNum,
+					SpecImage = thumbImg
+				});
+			}
+
+			// 构建规格列表
+			foreach (var spec in specDict)
+			{
+				foreach (var value in spec.Value)
+				{
+					specList.Add(new SpecItem
+					{
+						SpecKey = spec.Key,
+						SpecValue = value,
+						SpecKeyId = 0,
+						SpecValueId = 0
+					});
+				}
+			}
+
+			return new Tuple<List<SkuItem>, List<SpecItem>>(skuList, specList);
+		}
+
+		/// <summary>
+		/// 获取最低价格（元）
+		/// </summary>
+		private decimal GetMinPrice()
+		{
+			if (_skuList == null || _skuList.Count == 0)
+				return 0;
+
+			var minPrice = decimal.MaxValue;
+
+			foreach (var sku in _skuList)
+			{
+				var skuObj = sku as JObject;
+				if (skuObj == null) continue;
+
+				var skuInfo = skuObj["product_sku_info"] as JObject;
+				if (skuInfo == null) continue;
+
+				var price = skuInfo["sale_price"]?.Value<decimal>() ?? 0;
+				if (price > 0 && price < minPrice)
+					minPrice = price;
+			}
+
+			// 回退到 sku_list.min_price
+			if (minPrice == decimal.MaxValue)
+			{
+				var skuListInfo = _infoNode["sku_list"] as JObject;
+				var minPriceToken = skuListInfo?["min_price"]?.Value<decimal>() ?? 0;
+				return minPriceToken / 100;
+			}
+
+			return minPrice > 0 ? minPrice / 100 : 0;
+		}
+
+		#endregion
+
+		#region 辅助方法
+
+		private string GetStringValue(JObject obj, string path)
+		{
+			return obj?.SelectToken(path)?.Value<string>() ?? string.Empty;
+		}
+
+		private long GetLongValue(JObject obj, string path)
+		{
+			var token = obj?.SelectToken(path);
+			if (token == null) return 0;
+
+			if (token.Type == JTokenType.String)
+				return long.TryParse(token.Value<string>(), out var result) ? result : 0;
+
+			return token.Value<long>();
+		}
+
+		#endregion
+	}
+}
\ No newline at end of file
diff --git a/TEMUKJD/BLL/ImportConverters/ConverterWXToPddV5.cs b/TEMUKJD/BLL/ImportConverters/ConverterWXToPddV5.cs
new file mode 100644
index 0000000..7697754
--- /dev/null
+++ b/TEMUKJD/BLL/ImportConverters/ConverterWXToPddV5.cs
@@ -0,0 +1,529 @@
+using AllBase.Model.Result;
+using AllBase.Model.Result.PDDResult;
+using NaiBa.Util.Extension;
+using Newtonsoft.Json;
+using Newtonsoft.Json.Linq;
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+
+namespace TemuKJD.BLL.ImportConverters
+{
+	/// <summary>
+	/// 微信转拼多多数据源 V5版本
+	/// 针对扁平化结构（含 _raw 节点 + 顶层冗余字段）
+	/// 
+	/// 数据结构特点：
+	/// - 顶层包含 _raw、_src、appid、brandId、catId 等元信息
+	/// - 核心商品数据在 _raw 节点内（驼峰命名：headImg、skuList、detail等）
+	/// - 顶层同时冗余了部分字段（headImg、headImgs、saleAttrs、skuSpecs等）
+	/// - SKU价格使用 isDiscounted + estimatePrice 计算优惠后价格
+	/// - 类目路径为字符串 "1208/1242/1244" 格式
+	/// </summary>
+	internal class ConverterWXToPddV5 : GoodsConverterBase
+	{
+		private JObject _jsonRoot;
+		private JObject _rawNode;          // _raw 节点
+		private JArray _skuInfoList;       // _raw.skuList.skuInfo
+		private JArray _saleAttrs;         // 顶层 saleAttrs 或 _raw.saleAttrs
+		private JArray _skuSpecs;          // 顶层 skuSpecs
+
+		public override string ConverterName => "微信转拼多多数据源 V5";
+
+		public override PlatformType Platform => PlatformType.WX;
+
+		protected override bool IsMatchProvider()
+		{
+			try
+			{
+				_jsonRoot = JsonConvert.DeserializeObject<JObject>(RawData);
+				if (_jsonRoot == null) return false;
+
+				// 1. 检查 _raw 节点是否存在
+				var raw = _jsonRoot.SelectToken("$._raw") as JObject;
+				if (raw == null) return false;
+
+				// 2. 检查标题是否存在
+				var title = raw.SelectToken("$.title")?.ToString();
+				if (string.IsNullOrEmpty(title)) return false;
+
+				// 3. 检查 headImg 是否存在且为数组
+				var headImg = raw.SelectToken("$.headImg") as JArray;
+				if (headImg == null || headImg.Count == 0) return false;
+
+				// 4. 检查 skuList.skuInfo 是否存在且为数组
+				var skuList = raw.SelectToken("$.skuList") as JObject;
+				if (skuList == null) return false;
+
+				var skuInfo = skuList.SelectToken("$.skuInfo") as JArray;
+				if (skuInfo == null || skuInfo.Count == 0) return false;
+
+				// 5. 检查第一个SKU是否有skuId
+				var firstSku = skuInfo.FirstOrDefault() as JObject;
+				if (firstSku == null) return false;
+
+				var skuId = firstSku.SelectToken("$.skuId")?.ToString();
+				if (string.IsNullOrEmpty(skuId)) return false;
+
+				// 缓存节点
+				_rawNode = raw;
+				_skuInfoList = skuInfo;
+				_saleAttrs = _jsonRoot.SelectToken("$.saleAttrs") as JArray
+							 ?? raw.SelectToken("$.saleAttrs") as JArray;
+				_skuSpecs = _jsonRoot.SelectToken("$.skuSpecs") as JArray;
+
+				return true;
+			}
+			catch
+			{
+				return false;
+			}
+		}
+
+		protected override PDDFrontProductInfo5 ConverterProvider()
+		{
+			var product = new PDDFrontProductInfo5
+			{
+				Platform = Platform,
+				GoodsId = ParseGoodsId()
+			};
+
+			// ========== 1. 商品基本信息 ==========
+			product.Title = GetStringValue(_rawNode, "title");
+			product.Description = GetStringValue(_rawNode, "subTitle");
+			if (string.IsNullOrEmpty(product.Description))
+			{
+				product.Description = GetStringValue(_jsonRoot, "subTitle");
+			}
+
+			// ========== 2. 品牌信息 ==========
+			product.BrandId = GetLongValue(_rawNode, "brandId");
+
+			// ========== 3. 类目信息 ==========
+			product.CategoryId = GetCategoryId();
+			product.CategoryPath = GetCategoryPath();
+
+			// ========== 4. 主图 ==========
+			product.MainImages = GetMainImages();
+
+			// ========== 5. 详情图 ==========
+			product.DetailImages = GetDetailImages();
+
+			// ========== 6. 商品属性 ==========
+			product.Propertys = GetProperties();
+
+			// ========== 7. SKU和规格信息 ==========
+			var skuResult = GetSkusAndSpecs();
+			product.Skus = skuResult.Item1;
+			product.Specs = skuResult.Item2;
+
+			// ========== 8. 其他信息 ==========
+			product.ThumbUrl = product.MainImages.FirstOrDefault() ?? string.Empty;
+			product.MallId = 0;
+			product.Price = GetMinPrice();
+			product.Videos = new List<string>();
+
+			return product;
+		}
+
+		#region 核心字段解析
+
+		/// <summary>
+		/// 解析商品ID
+		/// </summary>
+		private long ParseGoodsId()
+		{
+			// 优先从 productId / itemId 解析
+			var productId = GetStringValue(_jsonRoot, "productId");
+			if (string.IsNullOrEmpty(productId))
+				productId = GetStringValue(_jsonRoot, "itemId");
+
+			if (long.TryParse(productId, out var result))
+				return result;
+
+			// 回退到 expressInfo.productId
+			var expressProductId = _rawNode.SelectToken("$.expressInfo.productId")?.ToString();
+			if (long.TryParse(expressProductId, out var result2))
+				return result2;
+
+			// 最后回退到文件路径
+			return Path.GetFileNameWithoutExtension(FilePath).ParseToLong();
+		}
+
+		/// <summary>
+		/// 获取类目ID（从 catId 字符串 "1208/1242/1244" 解析）
+		/// </summary>
+		private int GetCategoryId()
+		{
+			// 优先从顶层 catId 解析
+			var catIdStr = GetStringValue(_jsonRoot, "catId");
+			var catId = ParseLastCatId(catIdStr);
+			if (catId > 0) return catId;
+
+			// 回退到 _raw.category 数组
+			var category = _rawNode["category"] as JArray;
+			if (category != null && category.Count > 0)
+			{
+				var lastCat = category.Last as JObject;
+				var lastCatId = lastCat?["catId"]?.Value<string>();
+				if (int.TryParse(lastCatId, out var result))
+					return result;
+			}
+
+			// 回退到 nodeCatId
+			var nodeCatId = GetStringValue(_rawNode, "nodeCatId");
+			if (int.TryParse(nodeCatId, out var nodeResult))
+				return nodeResult;
+
+			return 0;
+		}
+
+		/// <summary>
+		/// 获取类目路径
+		/// </summary>
+		private List<int> GetCategoryPath()
+		{
+			var result = new List<int>();
+
+			// 优先从 _raw.category 数组解析
+			var category = _rawNode["category"] as JArray;
+			if (category != null && category.Count > 0)
+			{
+				foreach (var cat in category)
+				{
+					var _catIdStr = cat["catId"]?.Value<string>();
+					if (int.TryParse(_catIdStr, out var catId) && catId > 0)
+						result.Add(catId);
+				}
+				if (result.Count > 0) return result;
+			}
+
+			// 回退到顶层 catId 字符串
+			var catIdStr = GetStringValue(_jsonRoot, "catId");
+			if (!string.IsNullOrEmpty(catIdStr))
+			{
+				foreach (var part in catIdStr.Split('/'))
+				{
+					if (int.TryParse(part.Trim(), out var catId) && catId > 0)
+						result.Add(catId);
+				}
+			}
+
+			return result;
+		}
+
+		/// <summary>
+		/// 从 "1208/1242/1244" 解析最后一个类目ID
+		/// </summary>
+		private int ParseLastCatId(string catIdStr)
+		{
+			if (string.IsNullOrEmpty(catIdStr))
+				return 0;
+
+			var parts = catIdStr.Split('/');
+			if (parts.Length == 0) return 0;
+
+			var lastPart = parts[parts.Length - 1].Trim();
+			return int.TryParse(lastPart, out var result) ? result : 0;
+		}
+
+		/// <summary>
+		/// 获取主图列表
+		/// </summary>
+		private List<string> GetMainImages()
+		{
+			var result = new List<string>();
+
+			// 优先从 _raw.headImg 解析
+			var headImg = _rawNode["headImg"] as JArray;
+			if (headImg != null && headImg.Count > 0)
+			{
+				foreach (var img in headImg)
+				{
+					var url = img?.Value<string>();
+					if (!string.IsNullOrEmpty(url))
+						result.Add(url);
+				}
+				return result;
+			}
+
+			// 回退到顶层 headImg / headImgs
+			var topHeadImg = _jsonRoot.SelectToken("$.headImg") as JArray
+							 ?? _jsonRoot.SelectToken("$.headImgs") as JArray;
+			if (topHeadImg != null)
+			{
+				foreach (var img in topHeadImg)
+				{
+					var url = img?.Value<string>();
+					if (!string.IsNullOrEmpty(url))
+						result.Add(url);
+				}
+			}
+
+			return result;
+		}
+
+		/// <summary>
+		/// 获取详情图列表
+		/// </summary>
+		private List<string> GetDetailImages()
+		{
+			var result = new List<string>();
+
+			// 从 _raw.detail.detailImg 解析
+			var detail = _rawNode["detail"] as JObject;
+			if (detail == null)
+				return result;
+
+			var detailImg = detail["detailImg"] as JArray;
+			if (detailImg == null)
+				return result;
+
+			foreach (var img in detailImg)
+			{
+				var url = img?.Value<string>();
+				if (!string.IsNullOrEmpty(url))
+					result.Add(url);
+			}
+
+			return result;
+		}
+
+		/// <summary>
+		/// 获取商品属性列表（从 _raw.param 解析）
+		/// </summary>
+		private List<Property> GetProperties()
+		{
+			var result = new List<Property>();
+			var param = _rawNode["param"] as JArray;
+			if (param == null)
+				return result;
+
+			foreach (var item in param)
+			{
+				var categorys = item["categorys"] as JArray;
+				if (categorys == null || categorys.Count < 2)
+					continue;
+
+				var key = categorys[0]?["name"]?.Value<string>();
+				var value = categorys[1]?["name"]?.Value<string>();
+
+				if (!string.IsNullOrEmpty(key) && !string.IsNullOrEmpty(value))
+				{
+					// 去重
+					if (!result.Any(p => p.Key == key))
+					{
+						result.Add(new Property
+						{
+							Key = key,
+							Value = value
+						});
+					}
+				}
+			}
+
+			return result;
+		}
+
+		#endregion
+
+		#region SKU和规格解析
+
+		/// <summary>
+		/// 获取SKU和规格信息
+		/// </summary>
+		private Tuple<List<SkuItem> ,List<SpecItem>> GetSkusAndSpecs()
+		{
+			var skuList = new List<SkuItem>();
+			var specList = new List<SpecItem>();
+
+			if (_skuInfoList == null || _skuInfoList.Count == 0)
+				return new Tuple<List<SkuItem>, List<SpecItem>>(skuList, specList);
+
+			// 构建 skuSpecs 映射（skuId -> spec文本）
+			var skuSpecDict = new Dictionary<string, string>();
+			if (_skuSpecs != null)
+			{
+				foreach (var spec in _skuSpecs)
+				{
+					var skuId = spec["skuId"]?.Value<string>();
+					var specText = spec["spec"]?.Value<string>();
+					if (!string.IsNullOrEmpty(skuId) && !string.IsNullOrEmpty(specText))
+					{
+						skuSpecDict[skuId] = specText;
+					}
+				}
+			}
+
+			// 收集所有规格
+			var specDict = new Dictionary<string, HashSet<string>>();
+
+			foreach (var sku in _skuInfoList)
+			{
+				var skuObj = sku as JObject;
+				if (skuObj == null) continue;
+
+				var skuId = skuObj["skuId"]?.Value<string>() ?? string.Empty;
+				if (string.IsNullOrEmpty(skuId)) continue;
+
+				// 解析规格
+				string specText = string.Empty;
+				var specValues = new List<string>();
+
+				if (skuSpecDict.TryGetValue(skuId, out var cachedSpec))
+				{
+					specText = cachedSpec;
+					// 解析 "颜色分类:牛油果/尺码:S" 格式
+					foreach (var part in cachedSpec.Split('/'))
+					{
+						var kv = part.Split(':');
+						if (kv.Length == 2)
+						{
+							var key = kv[0].Trim();
+							var value = kv[1].Trim();
+							specValues.Add($"{key}:{value}");
+
+							if (!specDict.ContainsKey(key))
+								specDict[key] = new HashSet<string>();
+							specDict[key].Add(value);
+						}
+					}
+				}
+
+				// 价格解析：优先使用 estimatePrice（优惠后），否则用 originPrice
+				var originPrice = skuObj["originPrice"]?.Value<decimal>() ?? 0;
+				var estimatePrice = skuObj["estimatePrice"]?.Value<decimal>() ?? 0;
+				var price = skuObj["price"]?.Value<decimal>() ?? 0;
+
+				// 实际售价：优先 estimatePrice，其次 price，最后 originPrice
+				var actualPrice = estimatePrice > 0 ? estimatePrice
+								: price > 0 ? price
+								: originPrice;
+
+				// 库存：从 spuTotalStock 均分（SKU级别无库存字段）
+				var totalStock = GetTotalStock();
+				var skuCount = _skuInfoList.Count;
+				var stockPerSku = skuCount > 0 ? totalStock / skuCount : 0;
+
+				skuList.Add(new SkuItem
+				{
+					SkuId = skuId,
+					Spec = specText,
+					Price = actualPrice / 100, // 分转元
+					OriginalPrice = originPrice.ToString(),
+					Stock = stockPerSku,
+					SpecImage = string.Empty // 该结构无SKU图片
+				});
+			}
+
+			// 构建规格列表（优先从 saleAttrs 构建）
+			if (_saleAttrs != null && _saleAttrs.Count > 0)
+			{
+				foreach (var attr in _saleAttrs)
+				{
+					var key = attr["key"]?.Value<string>() ?? string.Empty;
+					var values = attr["values"] as JArray;
+					if (values == null) continue;
+
+					foreach (var value in values)
+					{
+						var valueStr = value?.Value<string>() ?? string.Empty;
+						if (!string.IsNullOrEmpty(valueStr))
+						{
+							specList.Add(new SpecItem
+							{
+								SpecKey = key,
+								SpecValue = valueStr,
+								SpecKeyId = 0,
+								SpecValueId = 0
+							});
+						}
+					}
+				}
+			}
+			else
+			{
+				// 回退到从SKU中收集的规格
+				foreach (var spec in specDict)
+				{
+					foreach (var value in spec.Value)
+					{
+						specList.Add(new SpecItem
+						{
+							SpecKey = spec.Key,
+							SpecValue = value,
+							SpecKeyId = 0,
+							SpecValueId = 0
+						});
+					}
+				}
+			}
+
+			return new Tuple<List<SkuItem>, List<SpecItem>>(skuList, specList);
+		}
+
+		/// <summary>
+		/// 获取总库存
+		/// </summary>
+		private int GetTotalStock()
+		{
+			var spuTotalStock = _rawNode["spuTotalStock"] as JObject;
+			if (spuTotalStock == null) return 0;
+
+			var stockNumStr = spuTotalStock["stockNum"]?.Value<string>();
+			if (int.TryParse(stockNumStr, out var result))
+				return result;
+
+			return 0;
+		}
+
+		/// <summary>
+		/// 获取最低价格（元）
+		/// </summary>
+		private decimal GetMinPrice()
+		{
+			if (_skuInfoList == null || _skuInfoList.Count == 0)
+				return 0;
+
+			var minPrice = decimal.MaxValue;
+
+			foreach (var sku in _skuInfoList)
+			{
+				var skuObj = sku as JObject;
+				if (skuObj == null) continue;
+
+				var estimatePrice = skuObj["estimatePrice"]?.Value<decimal>() ?? 0;
+				var price = skuObj["price"]?.Value<decimal>() ?? 0;
+				var actualPrice = estimatePrice > 0 ? estimatePrice : price;
+
+				if (actualPrice > 0 && actualPrice < minPrice)
+					minPrice = actualPrice;
+			}
+
+			return minPrice > 0 && minPrice != decimal.MaxValue ? minPrice / 100 : 0;
+		}
+
+		#endregion
+
+		#region 辅助方法
+
+		private string GetStringValue(JObject obj, string path)
+		{
+			return obj?.SelectToken(path)?.Value<string>() ?? string.Empty;
+		}
+
+		private long GetLongValue(JObject obj, string path)
+		{
+			var token = obj?.SelectToken(path);
+			if (token == null) return 0;
+
+			if (token.Type == JTokenType.String)
+				return long.TryParse(token.Value<string>(), out var result) ? result : 0;
+
+			return token.Value<long>();
+		}
+
+		#endregion
+	}
+}
\ No newline at end of file
diff --git a/TEMUKJD/WXForms/ProductForms/WXUserCollectAuthProdListForm.cs b/TEMUKJD/WXForms/ProductForms/WXUserCollectAuthProdListForm.cs
index 14a2714..3e329e4 100644
--- a/TEMUKJD/WXForms/ProductForms/WXUserCollectAuthProdListForm.cs
+++ b/TEMUKJD/WXForms/ProductForms/WXUserCollectAuthProdListForm.cs
@@ -1210,7 +1210,7 @@ namespace TemuKJD.WXForms.ProductForms
 			OpenFileDialog openFileDialog = new OpenFileDialog();
 			openFileDialog.Multiselect = true;
 			// 设置过滤条件，只显示文本文件
-			openFileDialog.Filter = "文本文件 (*.txt)|*.txt|All files (*.*)|*.*";
+			openFileDialog.Filter = "文本文件 (*.txt;*.json)|*.txt;*.json|All files (*.*)|*.*";
 			// 显示对话框并获取结果
 			if (openFileDialog.ShowDialog() == DialogResult.OK)
 			{
diff --git a/test/KJD.Test/UnitTest1.cs b/test/KJD.Test/UnitTest1.cs
index 17f81b7..c7efb1f 100644
--- a/test/KJD.Test/UnitTest1.cs
+++ b/test/KJD.Test/UnitTest1.cs
@@ -138,6 +138,16 @@ namespace KJD.Test
 			}
 
 		}
+
+
+		[Test]
+		public void TestWXToPDDV4()
+		{
+			string filePath = @"C:\Users\chaih\Documents\xwechat_files\hongfei357_a567\msg\file\2026-10\10000033063024.json";
+			var frontProdInfo = ConverterToPddFactory.Convert(filePath);
+			var isMatch = frontProdInfo != null;
+			Console.WriteLine(frontProdInfo.Skus.Count);
+		}
 	}
 	
 }