diff --git a/QYZH.InteractiveMagazine.Models/Entity/JournalPageTaskUserAnswer.cs b/QYZH.InteractiveMagazine.Models/Entity/JournalPageTaskUserAnswer.cs
index 2a18c41..4f04a12 100644
--- a/QYZH.InteractiveMagazine.Models/Entity/JournalPageTaskUserAnswer.cs
+++ b/QYZH.InteractiveMagazine.Models/Entity/JournalPageTaskUserAnswer.cs
@@ -231,6 +231,6 @@ namespace QYZH.InteractiveMagazine.Models.Entity
         /// Default:
         /// Nullable:True
         /// </summary>
-        public string AssignmentStatus { get; set; }
+        public int AssignmentStatus { get; set; }
     }
 }
diff --git a/QYZH.InteractiveMagazine.Models/Entity/JournalPageTaskUserAnswerSnapshot.cs b/QYZH.InteractiveMagazine.Models/Entity/JournalPageTaskUserAnswerSnapshot.cs
index 1d0ee51..3912d7f 100644
--- a/QYZH.InteractiveMagazine.Models/Entity/JournalPageTaskUserAnswerSnapshot.cs
+++ b/QYZH.InteractiveMagazine.Models/Entity/JournalPageTaskUserAnswerSnapshot.cs
@@ -171,6 +171,6 @@ namespace QYZH.InteractiveMagazine.Models.Entity
         /// <summary>
         /// Assignment status.
         /// </summary>
-        public string? AssignmentStatus { get; set; }
+        public int? AssignmentStatus { get; set; }
     }
 }
diff --git a/QYZH.InteractiveMagazine.Models/Enum/AssignmentStatusEnum.cs b/QYZH.InteractiveMagazine.Models/Enum/AssignmentStatusEnum.cs
new file mode 100644
index 0000000..a4253a3
--- /dev/null
+++ b/QYZH.InteractiveMagazine.Models/Enum/AssignmentStatusEnum.cs
@@ -0,0 +1,22 @@
+using System.ComponentModel;
+
+namespace QYZH.InteractiveMagazine.Models.Enum
+{
+    /// <summary>
+    /// 作业分配审核状态枚举: 0-未审核 1-已审核
+    /// </summary>
+    public enum AssignmentStatusEnum
+    {
+        /// <summary>
+        /// 未审核
+        /// </summary>
+        [Description("未审核")]
+        UnAssignmented = 0,
+
+        /// <summary>
+        /// 已审核
+        /// </summary>
+        [Description("已审核")]
+        Assignmented = 1
+    }    
+}
diff --git a/QYZH.InteractiveMagazine.WeChatApi/DataProtection/key-464a114e-8722-43ec-b421-bc39d97f6a6d.xml b/QYZH.InteractiveMagazine.WeChatApi/DataProtection/key-464a114e-8722-43ec-b421-bc39d97f6a6d.xml
new file mode 100644
index 0000000..9a0fbe6
--- /dev/null
+++ b/QYZH.InteractiveMagazine.WeChatApi/DataProtection/key-464a114e-8722-43ec-b421-bc39d97f6a6d.xml
@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="utf-8"?>
+<key id="464a114e-8722-43ec-b421-bc39d97f6a6d" version="1">
+  <creationDate>2026-07-06T07:54:57.8414657Z</creationDate>
+  <activationDate>2026-07-06T07:54:57.8247502Z</activationDate>
+  <expirationDate>2026-10-04T07:54:57.8247502Z</expirationDate>
+  <descriptor deserializerType="Microsoft.AspNetCore.DataProtection.AuthenticatedEncryption.ConfigurationModel.AuthenticatedEncryptorDescriptorDeserializer, Microsoft.AspNetCore.DataProtection, Version=8.0.0.0, Culture=neutral, PublicKeyToken=adb9793829ddae60">
+    <descriptor>
+      <encryption algorithm="AES_256_CBC" />
+      <validation algorithm="HMACSHA256" />
+      <masterKey p4:requiresEncryption="true" xmlns:p4="http://schemas.asp.net/2015/03/dataProtection">
+        <!-- Warning: the key below is in an unencrypted form. -->
+        <value>eHtVAu0iXhzOZG+D+OtGwyuEUuxMSOeJb0EYcpcAcjGfaK316jIbOZuIeLU0X8nhnvFPigbBOHobSu7KDSiQ1Q==</value>
+      </masterKey>
+    </descriptor>
+  </descriptor>
+</key>
\ No newline at end of file
diff --git a/QYZH.InteractiveMagazine.WorkService/Consumers/JournalTaskReceiveConsumer.cs b/QYZH.InteractiveMagazine.WorkService/Consumers/JournalTaskReceiveConsumer.cs
index 0a5cd1d..fa37c71 100644
--- a/QYZH.InteractiveMagazine.WorkService/Consumers/JournalTaskReceiveConsumer.cs
+++ b/QYZH.InteractiveMagazine.WorkService/Consumers/JournalTaskReceiveConsumer.cs
@@ -948,7 +948,7 @@ public class JournalTaskReceiveConsumer(
             PageAnswerDotUrl = string.Empty,
             BreakCount = GetBreakCount(scoreUnit),
             BreakTimes = SerializeBreakTimes(scoreUnit),
-            AssignmentStatus = answerStatus.ToString(),
+            AssignmentStatus = (int)AssignmentStatusEnum.UnAssignmented,
             Status = (int)answerStatus,
             CreatedBy = data.UserId.ToString(),
             CreatedAt = data.CreatedTime == default ? now : data.CreatedTime,