diff --git a/server/src/XiangYi.Application/Services/NotificationService.cs b/server/src/XiangYi.Application/Services/NotificationService.cs
index 31b6135..5a6755e 100644
--- a/server/src/XiangYi.Application/Services/NotificationService.cs
+++ b/server/src/XiangYi.Application/Services/NotificationService.cs
@@ -546,13 +546,13 @@ public class NotificationService : INotificationService
 
             // 从数据库读取字段映射
             var fieldMapping = await GetServiceAccountFieldMappingAsync(templateType);
+            _logger.LogInformation("服务号字段映射: TemplateType={TemplateType}, FieldMapping={FieldMapping}", 
+                templateType, fieldMapping != null ? System.Text.Json.JsonSerializer.Serialize(fieldMapping) : "null");
             Dictionary<string, TemplateDataItem> data;
 
             if (fieldMapping != null && fieldMapping.Count > 0)
             {
                 // 使用后台配置的字段映射动态构建
-                // 映射格式: {"thing1":"title","thing2":"name","time3":"time","thing4":"content","thing5":"remark"}
-                // 值映射: title->标题, name->名称, content->内容, time->时间, remark->备注
                 data = new Dictionary<string, TemplateDataItem>();
                 foreach (var (fieldName, valueKey) in fieldMapping)
                 {
@@ -570,15 +570,8 @@ public class NotificationService : INotificationService
             }
             else
             {
-                // 兜底：使用传统的 first/keyword 格式
-                data = new Dictionary<string, TemplateDataItem>
-                {
-                    ["first"] = new TemplateDataItem { Value = title },
-                    ["keyword1"] = new TemplateDataItem { Value = name },
-                    ["keyword2"] = new TemplateDataItem { Value = content },
-                    ["keyword3"] = new TemplateDataItem { Value = time },
-                    ["remark"] = new TemplateDataItem { Value = "点击查看详情" }
-                };
+                // 兜底：根据通知类型使用默认字段映射
+                data = BuildDefaultTemplateData(templateType, title, name, content, time);
             }
 
             var request = new ServiceAccountTemplateMessageRequest