diff --git a/IRaCIS.Core.Test/CodeTemplates/EFCore/EntityType.t4 b/IRaCIS.Core.Test/CodeTemplates/EFCore/EntityType.t4
index 65b856ee7..6246b3f15 100644
--- a/IRaCIS.Core.Test/CodeTemplates/EFCore/EntityType.t4
+++ b/IRaCIS.Core.Test/CodeTemplates/EFCore/EntityType.t4
@@ -49,7 +49,7 @@ namespace <#= NamespaceHint #>;
     if (!string.IsNullOrEmpty(EntityType.GetComment()))
     {
 #>
-[comment("<#= code.XmlComment(EntityType.GetComment()) #>")]
+[Comment("<#= code.XmlComment(EntityType.GetComment()) #>")]
 <#
     }
 
@@ -86,8 +86,32 @@ public partial class <#= EntityType.Name #>: BaseFullAuditEntity
 
         if (Options.UseDataAnnotations)
         {
-            var dataAnnotations = property.GetDataAnnotations(annotationCodeGenerator)
-                .Where(a => !(a.Type == typeof(RequiredAttribute) && Options.UseNullableReferenceTypes && !property.ClrType.IsValueType));
+            // 检查属性是否为字符串类型，并根据MaxLength来决定是否生成[StringLength]注解
+            if (property.ClrType == typeof(string))
+            {
+                var maxLength = property.GetMaxLength();
+                
+                if (maxLength.HasValue && maxLength != 200) // 仅当长度不为200时生成[StringLength]
+                {
+
+
+#>
+    [StringLength(<#= maxLength.Value #>)]
+<#
+                    
+
+
+                }
+                else
+                {
+#>
+    [MaxLength] 
+<#
+                }
+            }
+           var dataAnnotations = property.GetDataAnnotations(annotationCodeGenerator)
+                    .Where(a => !(a.Type == typeof(RequiredAttribute) && Options.UseNullableReferenceTypes && !property.ClrType.IsValueType)
+                && a.Type != typeof(StringLengthAttribute)); // 排除 StringLengthAttribute
             foreach (var dataAnnotation in dataAnnotations)
             {
 #>