diff --git a/src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECProductSPUAuditEvent.cs b/src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECProductSPUAuditEvent.cs
index c5a2c456..bfbed00a 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECProductSPUAuditEvent.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECProductSPUAuditEvent.cs
@@ -39,6 +39,14 @@ namespace SKIT.FlurlHttpClient.Wechat.Api.Events
                 [System.Text.Json.Serialization.JsonPropertyName("reason")]
                 [System.Xml.Serialization.XmlElement("reason", IsNullable = true)]
                 public string? Reason { get; set; }
+
+                /// <summary>
+                /// 获取或设置审核信息 JSON 字符串。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("audit_info")]
+                [System.Text.Json.Serialization.JsonPropertyName("audit_info")]
+                [System.Xml.Serialization.XmlElement("audit_info", IsNullable = true)]
+                public string? AuditInfoJson { get; set; }
             }
         }
 
diff --git a/src/SKIT.FlurlHttpClient.Wechat.Api/Models/Channels/ECProduct/ChannelsECProductAddRequest.cs b/src/SKIT.FlurlHttpClient.Wechat.Api/Models/Channels/ECProduct/ChannelsECProductAddRequest.cs
index e0bf2f98..e7cc6bc6 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.Api/Models/Channels/ECProduct/ChannelsECProductAddRequest.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.Api/Models/Channels/ECProduct/ChannelsECProductAddRequest.cs
@@ -342,6 +342,32 @@ namespace SKIT.FlurlHttpClient.Wechat.Api.Models
                 [System.Text.Json.Serialization.JsonPropertyName("specification_list")]
                 public IList<Types.Specification>? SpecificationList { get; set; }
             }
+
+            public class TimingOnSale
+            {
+                /// <summary>
+                /// 获取或设置状态。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("status")]
+                [System.Text.Json.Serialization.JsonPropertyName("status")]
+                public int Status { get; set; }
+
+                /// <summary>
+                /// 获取或设置开售时间戳。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("onsale_time")]
+                [System.Text.Json.Serialization.JsonPropertyName("onsale_time")]
+                public long? OnSaleTimestamp { get; set; }
+
+                /// <summary>
+                /// 获取或设置是否隐藏价格。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("is_hide_price")]
+                [Newtonsoft.Json.JsonConverter(typeof(Newtonsoft.Json.Converters.Common.NumericalBooleanConverter))]
+                [System.Text.Json.Serialization.JsonPropertyName("is_hide_price")]
+                [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.NumericalBooleanConverter))]
+                public bool? IsHidePrice { get; set; }
+            }
         }
 
         /// <summary>
@@ -358,14 +384,6 @@ namespace SKIT.FlurlHttpClient.Wechat.Api.Models
         [System.Text.Json.Serialization.JsonPropertyName("title")]
         public string Title { get; set; } = string.Empty;
 
-        /// <summary>
-        /// 获取或设置商品副标题。
-        /// </summary>
-        [Obsolete("相关接口或字段于 2025-06-16 下线。")]
-        [Newtonsoft.Json.JsonProperty("sub_title")]
-        [System.Text.Json.Serialization.JsonPropertyName("sub_title")]
-        public string? SubTitle { get; set; }
-
         /// <summary>
         /// 获取或设置商品短标题。
         /// </summary>
@@ -510,5 +528,19 @@ namespace SKIT.FlurlHttpClient.Wechat.Api.Models
         [Newtonsoft.Json.JsonProperty("size_chart")]
         [System.Text.Json.Serialization.JsonPropertyName("size_chart")]
         public Types.SizeChart? SizeChart { get; set; }
+
+        /// <summary>
+        /// 获取或设置待开售信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("timing_onsale_info")]
+        [System.Text.Json.Serialization.JsonPropertyName("timing_onsale_info")]
+        public Types.TimingOnSale? TimingOnSale { get; set; }
+
+        /// <summary>
+        /// 获取或设置发布模式。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("release_mode")]
+        [System.Text.Json.Serialization.JsonPropertyName("release_mode")]
+        public int? ReleaseMode { get; set; }
     }
 }
diff --git a/src/SKIT.FlurlHttpClient.Wechat.Api/Models/Channels/ECProduct/ChannelsECProductGetResponse.cs b/src/SKIT.FlurlHttpClient.Wechat.Api/Models/Channels/ECProduct/ChannelsECProductGetResponse.cs
index 2bb75b29..ef04ae7d 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.Api/Models/Channels/ECProduct/ChannelsECProductGetResponse.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.Api/Models/Channels/ECProduct/ChannelsECProductGetResponse.cs
@@ -364,6 +364,39 @@ namespace SKIT.FlurlHttpClient.Wechat.Api.Models
                         [System.Text.Json.Serialization.JsonPropertyName("specification_list")]
                         public Types.Specification[]? SpecificationList { get; set; }
                     }
+
+                    public class TimingOnSale
+                    {
+                        /// <summary>
+                        /// 获取或设置状态。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("status")]
+                        [System.Text.Json.Serialization.JsonPropertyName("status")]
+                        public int Status { get; set; }
+
+                        /// <summary>
+                        /// 获取或设置开售时间戳。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("onsale_time")]
+                        [System.Text.Json.Serialization.JsonPropertyName("onsale_time")]
+                        public long OnSaleTimestamp { get; set; }
+
+                        /// <summary>
+                        /// 获取或设置是否隐藏价格。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("is_hide_price")]
+                        [Newtonsoft.Json.JsonConverter(typeof(Newtonsoft.Json.Converters.Common.NumericalBooleanConverter))]
+                        [System.Text.Json.Serialization.JsonPropertyName("is_hide_price")]
+                        [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.NumericalBooleanConverter))]
+                        public bool IsHidePrice { get; set; }
+
+                        /// <summary>
+                        /// 获取或设置待开售任务 ID。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("task_id")]
+                        [System.Text.Json.Serialization.JsonPropertyName("task_id")]
+                        public long? TaskId { get; set; }
+                    }
                 }
 
                 /// <summary>
@@ -388,14 +421,6 @@ namespace SKIT.FlurlHttpClient.Wechat.Api.Models
                 [System.Text.Json.Serialization.JsonPropertyName("title")]
                 public string Title { get; set; } = default!;
 
-                /// <summary>
-                /// 获取或设置商品副标题。
-                /// </summary>
-                [Obsolete("相关接口或字段于 2025-06-16 下线。")]
-                [Newtonsoft.Json.JsonProperty("sub_title")]
-                [System.Text.Json.Serialization.JsonPropertyName("sub_title")]
-                public string? SubTitle { get; set; }
-
                 /// <summary>
                 /// 获取或设置商品短标题。
                 /// </summary>
@@ -539,6 +564,13 @@ namespace SKIT.FlurlHttpClient.Wechat.Api.Models
                 [System.Text.Json.Serialization.JsonNumberHandling(System.Text.Json.Serialization.JsonNumberHandling.AllowReadingFromString)]
                 public long? SourceProductId { get; set; }
 
+                /// <summary>
+                /// 获取或设置总销量。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("total_sold_num")]
+                [System.Text.Json.Serialization.JsonPropertyName("total_sold_num")]
+                public int? TotalSoldCount { get; set; }
+
                 /// <summary>
                 /// 获取或设置售后地址。
                 /// </summary>
@@ -559,6 +591,20 @@ namespace SKIT.FlurlHttpClient.Wechat.Api.Models
                 [Newtonsoft.Json.JsonProperty("size_chart")]
                 [System.Text.Json.Serialization.JsonPropertyName("size_chart")]
                 public Types.SizeChart? SizeChart { get; set; }
+
+                /// <summary>
+                /// 获取或设置待开售信息。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("timing_onsale_info")]
+                [System.Text.Json.Serialization.JsonPropertyName("timing_onsale_info")]
+                public Types.TimingOnSale? TimingOnSale { get; set; }
+
+                /// <summary>
+                /// 获取或设置发布模式。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("release_mode")]
+                [System.Text.Json.Serialization.JsonPropertyName("release_mode")]
+                public int? ReleaseMode { get; set; }
             }
 
             public class SaleLimitInfo
diff --git a/src/SKIT.FlurlHttpClient.Wechat.Api/Models/Channels/ECProduct/ChannelsECProductUpdateRequest.cs b/src/SKIT.FlurlHttpClient.Wechat.Api/Models/Channels/ECProduct/ChannelsECProductUpdateRequest.cs
index fbfd8bae..c43255cb 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.Api/Models/Channels/ECProduct/ChannelsECProductUpdateRequest.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.Api/Models/Channels/ECProduct/ChannelsECProductUpdateRequest.cs
@@ -134,6 +134,10 @@ namespace SKIT.FlurlHttpClient.Wechat.Api.Models
                     }
                 }
             }
+
+            public class TimingOnSale : ChannelsECProductAddRequest.Types.TimingOnSale
+            {
+            }
         }
 
         /// <summary>
@@ -150,14 +154,6 @@ namespace SKIT.FlurlHttpClient.Wechat.Api.Models
         [System.Text.Json.Serialization.JsonPropertyName("title")]
         public string Title { get; set; } = string.Empty;
 
-        /// <summary>
-        /// 获取或设置商品副标题。
-        /// </summary>
-        [Obsolete("相关接口或字段于 2025-06-16 下线。")]
-        [Newtonsoft.Json.JsonProperty("sub_title")]
-        [System.Text.Json.Serialization.JsonPropertyName("sub_title")]
-        public string? SubTitle { get; set; }
-
         /// <summary>
         /// 获取或设置商品短标题。
         /// </summary>
@@ -302,5 +298,19 @@ namespace SKIT.FlurlHttpClient.Wechat.Api.Models
         [Newtonsoft.Json.JsonProperty("size_chart")]
         [System.Text.Json.Serialization.JsonPropertyName("size_chart")]
         public Types.SizeChart? SizeChart { get; set; }
+
+        /// <summary>
+        /// 获取或设置待开售信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("timing_onsale_info")]
+        [System.Text.Json.Serialization.JsonPropertyName("timing_onsale_info")]
+        public Types.TimingOnSale? TimingOnSale { get; set; }
+
+        /// <summary>
+        /// 获取或设置发布模式。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("release_mode")]
+        [System.Text.Json.Serialization.JsonPropertyName("release_mode")]
+        public int? ReleaseMode { get; set; }
     }
 }
diff --git a/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/Channels/EC/ChannelsECProductSPUAuditEvent.json b/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/Channels/EC/ChannelsECProductSPUAuditEvent.json
index 958f566d..acb5d458 100644
--- a/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/Channels/EC/ChannelsECProductSPUAuditEvent.json
+++ b/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/Channels/EC/ChannelsECProductSPUAuditEvent.json
@@ -7,6 +7,7 @@
     "ProductSpuAudit": {
         "product_id": "12345678",
         "status": 3,
-        "reason": "abc"
+        "reason": "abc",
+        "audit_info": "{\"busi_audit_info\":{\"item_list\":[{\"multi_failed_reasons\":[{\"audit_reason\":\"您好，该商品疑似与实际类目不符，需要修改类目为【xx>xxx>xxx】，请修改后再提交\"}],\"busi_show_field_api\":\"product.cat_v2\"}]}}"
     }
 }