diff --git a/YD_Event.Application/Event/Dtos/UserCompetitionDtos.cs b/YD_Event.Application/Event/Dtos/UserCompetitionDtos.cs
index d203f21..4181fd2 100644
--- a/YD_Event.Application/Event/Dtos/UserCompetitionDtos.cs
+++ b/YD_Event.Application/Event/Dtos/UserCompetitionDtos.cs
@@ -259,6 +259,26 @@ public class UserEventFeeOutput
     /// 价格
     /// </summary>
     public decimal Price { get; set; }
+
+    /// <summary>
+    /// 收款商户名称
+    /// </summary>
+    public string? MerchantName { get; set; }
+
+    /// <summary>
+    /// 统一社会信用代码
+    /// </summary>
+    public string? CreditCode { get; set; }
+
+    /// <summary>
+    /// 开户行
+    /// </summary>
+    public string? BankName { get; set; }
+
+    /// <summary>
+    /// 银行账号
+    /// </summary>
+    public string? AccountNumber { get; set; }
 }
 
 /// <summary>
diff --git a/YD_Event.Application/Event/UserEventRegistrationService.cs b/YD_Event.Application/Event/UserEventRegistrationService.cs
index b7e632b..9340363 100644
--- a/YD_Event.Application/Event/UserEventRegistrationService.cs
+++ b/YD_Event.Application/Event/UserEventRegistrationService.cs
@@ -234,15 +234,30 @@ public class UserEventRegistrationService : IDynamicApiController, ITransient
         }
 
         var fee = await _feeConfigRepository.GetFirstAsync(x => x.EventId == id);
-        if (fee != null)
+    if (fee != null)
+    {
+        var feeConfig = new UserEventFeeOutput
         {
-            output.FeeConfig = new UserEventFeeOutput
+            ChargeMode = fee.ChargeMode.ToString(),
+            Price = fee.Price
+        };
+
+        // 如果赛事有关联的商户ID，查询并填充商户信息
+        if (eventInfo.MerchantId.HasValue)
+        {
+            var merchant = await _merchantRepository.GetByIdAsync(eventInfo.MerchantId.Value);
+            if (merchant != null && merchant.Status == AvailabilityStatus.Enable)
             {
-                ChargeMode = fee.ChargeMode.ToString(),
-                Price = fee.Price
-            };
+                feeConfig.MerchantName = merchant.MerchantName;
+                feeConfig.CreditCode = merchant.CreditCode;
+                feeConfig.BankName = merchant.BankName;
+                feeConfig.AccountNumber = merchant.AccountNumber;
+            }
         }
 
+        output.FeeConfig = feeConfig;
+    }
+
         var eventProjects = await _eventProjectRepository.GetListAsync(x => x.EventId == id);
         var eventProjectIds = eventProjects.Select(x => x.Id).ToList();
         var eventProjectGroups = await _eventProjectGroupRepository.GetListAsync(x => eventProjectIds.Contains(x.EventProjectId));
diff --git a/YD_Event.Application/YD_Event.Application.xml b/YD_Event.Application/YD_Event.Application.xml
index fb1580d..412b3c8 100644
--- a/YD_Event.Application/YD_Event.Application.xml
+++ b/YD_Event.Application/YD_Event.Application.xml
@@ -6636,6 +6636,26 @@
             价格
             </summary>
         </member>
+        <member name="P:YD_Event.Application.Event.Dtos.UserEventFeeOutput.MerchantName">
+            <summary>
+            收款商户名称
+            </summary>
+        </member>
+        <member name="P:YD_Event.Application.Event.Dtos.UserEventFeeOutput.CreditCode">
+            <summary>
+            统一社会信用代码
+            </summary>
+        </member>
+        <member name="P:YD_Event.Application.Event.Dtos.UserEventFeeOutput.BankName">
+            <summary>
+            开户行
+            </summary>
+        </member>
+        <member name="P:YD_Event.Application.Event.Dtos.UserEventFeeOutput.AccountNumber">
+            <summary>
+            银行账号
+            </summary>
+        </member>
         <member name="T:YD_Event.Application.Event.Dtos.UserEventProjectGroupOutput">
             <summary>
             用户端赛事项目组别输出