diff --git a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/EcommerceApplyments/CreateEcommerceApplymentRequest.cs b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/EcommerceApplyments/CreateEcommerceApplymentRequest.cs
index bdc97549..faf89e24 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/EcommerceApplyments/CreateEcommerceApplymentRequest.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/EcommerceApplyments/CreateEcommerceApplymentRequest.cs
@@ -280,17 +280,6 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
             }
         }
 
-        internal static class Converters
-        {
-            public class RequestPropertyMediaIdListNewtonsoftJsonConverter : Newtonsoft.Json.Converters.TextualObjectInJsonFormatConverterBase<IList<string>>
-            {
-            }
-
-            public class RequestPropertyMediaIdListSystemTextJsonConverter : System.Text.Json.Converters.TextualObjectInJsonFormatConverterBase<IList<string>>
-            {
-            }
-        }
-
         /// <summary>
         /// 获取或设置业务申请编号。
         /// </summary>
@@ -379,18 +368,14 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
         /// 获取或设置特殊资质图片媒体文件标识 ID 列表。
         /// </summary>
         [Newtonsoft.Json.JsonProperty("qualifications")]
-        [Newtonsoft.Json.JsonConverter(typeof(Converters.RequestPropertyMediaIdListNewtonsoftJsonConverter))]
         [System.Text.Json.Serialization.JsonPropertyName("qualifications")]
-        [System.Text.Json.Serialization.JsonConverter(typeof(Converters.RequestPropertyMediaIdListSystemTextJsonConverter))]
         public IList<string>? QualificationPictureMediaIdList { get; set; }
 
         /// <summary>
         /// 获取或设置补充材料媒体文件标识 ID 列表。
         /// </summary>
         [Newtonsoft.Json.JsonProperty("business_addition_pics")]
-        [Newtonsoft.Json.JsonConverter(typeof(Converters.RequestPropertyMediaIdListNewtonsoftJsonConverter))]
         [System.Text.Json.Serialization.JsonPropertyName("business_addition_pics")]
-        [System.Text.Json.Serialization.JsonConverter(typeof(Converters.RequestPropertyMediaIdListSystemTextJsonConverter))]
         public IList<string>? BusinessAdditionPictureMediaIdList { get; set; }
 
         /// <summary>
diff --git a/test/SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests/ModelSamples/EcommerceApplyments/CreateEcommerceApplymentRequest.json b/test/SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests/ModelSamples/EcommerceApplyments/CreateEcommerceApplymentRequest.json
index 7b2d0fd8..9aa8fe8d 100644
--- a/test/SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests/ModelSamples/EcommerceApplyments/CreateEcommerceApplymentRequest.json
+++ b/test/SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests/ModelSamples/EcommerceApplyments/CreateEcommerceApplymentRequest.json
@@ -42,7 +42,7 @@
     },
     "merchant_shortname": "爱烧烤",
     "out_request_no": "APPLYMENT_00000000001",
-    "qualifications": "[\"jTpGmxUX3FBWVQ5NJInE4d2I6_H7I4\"]",
-    "business_addition_pics": "[\"jTpGmg05InE4d2I6_H7I4\"]",
+    "qualifications": ["jTpGmxUX3FBWVQ5NJInE4d2I6_H7I4"],
+    "business_addition_pics": ["jTpGmg05InE4d2I6_H7I4"],
     "business_addition_desc": "特殊情况，说明原因"
 }
\ No newline at end of file