diff --git a/Model/Tiobon.Web.pdm b/Model/Tiobon.Web.pdm
index 68a9aada..08ff15b0 100644
--- a/Model/Tiobon.Web.pdm
+++ b/Model/Tiobon.Web.pdm
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<?PowerDesigner AppLocale="UTF16" ID="{C294868A-C3F3-41AD-98CC-78B6D4E0CC40}" Label="" LastModificationDate="1747035750" Name="Tiobon" Objects="4292" Symbols="173" Target="Microsoft SQL Server 2008" Type="{CDE44E21-9669-11D1-9914-006097355D9B}" signature="PDM_DATA_MODEL_XML" version="16.5.0.3982"?>
+<?PowerDesigner AppLocale="UTF16" ID="{C294868A-C3F3-41AD-98CC-78B6D4E0CC40}" Label="" LastModificationDate="1747041040" Name="Tiobon" Objects="4292" Symbols="173" Target="Microsoft SQL Server 2008" Type="{CDE44E21-9669-11D1-9914-006097355D9B}" signature="PDM_DATA_MODEL_XML" version="16.5.0.3982"?>
 <!-- do not edit this file -->
 
 <Model xmlns:a="attribute" xmlns:c="collection" xmlns:o="object">
@@ -63118,10 +63118,10 @@ Ghra_staff_InsureBase
 <a:Code>imageUrl</a:Code>
 <a:CreationDate>1747035451</a:CreationDate>
 <a:Creator>Administrator</a:Creator>
-<a:ModificationDate>1747035680</a:ModificationDate>
+<a:ModificationDate>1747041040</a:ModificationDate>
 <a:Modifier>Administrator</a:Modifier>
-<a:DataType>nvarchar(32)</a:DataType>
-<a:Length>32</a:Length>
+<a:DataType>nvarchar(128)</a:DataType>
+<a:Length>128</a:Length>
 </o:Column>
 <o:Column Id="o4111">
 <a:ObjectID>B5581B87-38C2-4419-98FB-8A1B5AFC56A0</a:ObjectID>
diff --git a/Tiobon.Core.Model/Base/Ghre/Ghre_CertificateDesignItem.Dto.Base.cs b/Tiobon.Core.Model/Base/Ghre/Ghre_CertificateDesignItem.Dto.Base.cs
index ef2dc38d..77e5db05 100644
--- a/Tiobon.Core.Model/Base/Ghre/Ghre_CertificateDesignItem.Dto.Base.cs
+++ b/Tiobon.Core.Model/Base/Ghre/Ghre_CertificateDesignItem.Dto.Base.cs
@@ -110,7 +110,7 @@ public class Ghre_CertificateDesignItemBase
     /// <summary>
     /// imageUrl
     /// </summary>
-    [Display(Name = "imageUrl"), Description("imageUrl"), MaxLength(32, ErrorMessage = "imageUrl 不能超过 32 个字符")]
+    [Display(Name = "imageUrl"), Description("imageUrl"), MaxLength(128, ErrorMessage = "imageUrl 不能超过 128 个字符")]
     public string imageUrl { get; set; }
 
     /// <summary>
diff --git a/Tiobon.Core.Model/Models/Ghre/Ghre_CertificateDesignItem.cs b/Tiobon.Core.Model/Models/Ghre/Ghre_CertificateDesignItem.cs
index 7175feee..4622a949 100644
--- a/Tiobon.Core.Model/Models/Ghre/Ghre_CertificateDesignItem.cs
+++ b/Tiobon.Core.Model/Models/Ghre/Ghre_CertificateDesignItem.cs
@@ -111,7 +111,7 @@ public class Ghre_CertificateDesignItem : BasePoco
     /// <summary>
     /// imageUrl
     /// </summary>
-    [Display(Name = "imageUrl"), Description("imageUrl"), MaxLength(32, ErrorMessage = "imageUrl 不能超过 32 个字符")]
+    [Display(Name = "imageUrl"), Description("imageUrl"), MaxLength(128, ErrorMessage = "imageUrl 不能超过 128 个字符")]
     public string imageUrl { get; set; }
 
     /// <summary>
diff --git a/Tiobon.Core.Model/ViewModels/Extend/CertificateDesignerData.cs b/Tiobon.Core.Model/ViewModels/Extend/CertificateDesignerData.cs
index a28499f4..6704ee93 100644
--- a/Tiobon.Core.Model/ViewModels/Extend/CertificateDesignerData.cs
+++ b/Tiobon.Core.Model/ViewModels/Extend/CertificateDesignerData.cs
@@ -127,7 +127,7 @@ public class CertificateDesignerItem
     /// <summary>
     /// imageUrl
     /// </summary>
-    [Display(Name = "imageUrl"), Description("imageUrl"), MaxLength(32, ErrorMessage = "imageUrl 不能超过 32 个字符")]
+    [Display(Name = "imageUrl"), Description("imageUrl"), MaxLength(128, ErrorMessage = "imageUrl 不能超过 128 个字符")]
     public string imageUrl { get; set; }
 
     /// <summary>