diff --git a/Touchkebao/src/pages/pc/ckbox/data.ts b/Touchkebao/src/pages/pc/ckbox/data.ts
index 037a4367..9b8aa285 100644
--- a/Touchkebao/src/pages/pc/ckbox/data.ts
+++ b/Touchkebao/src/pages/pc/ckbox/data.ts
@@ -146,7 +146,7 @@ export interface ContractData {
   labels: string[];
   signature: string;
   accountId: number;
-  extendFields: null;
+  extendFields?: Record<string, any> | null;
   city?: string;
   lastUpdateTime: string;
   isPassed: boolean;
diff --git a/Touchkebao/src/pages/pc/ckbox/weChat/components/SidebarMenu/MessageList/data.ts b/Touchkebao/src/pages/pc/ckbox/weChat/components/SidebarMenu/MessageList/data.ts
index 5aa5c726..bf431076 100644
--- a/Touchkebao/src/pages/pc/ckbox/weChat/components/SidebarMenu/MessageList/data.ts
+++ b/Touchkebao/src/pages/pc/ckbox/weChat/components/SidebarMenu/MessageList/data.ts
@@ -15,7 +15,7 @@ export interface ContractData {
   labels: string[];
   signature: string;
   accountId: number;
-  extendFields: null;
+  extendFields?: Record<string, any> | null;
   city?: string;
   lastUpdateTime: string;
   isPassed: boolean;
diff --git a/Touchkebao/src/pages/pc/ckbox/weChat/components/SidebarMenu/WechatFriends/extend.ts b/Touchkebao/src/pages/pc/ckbox/weChat/components/SidebarMenu/WechatFriends/extend.ts
index 220c4d56..cf2b8117 100644
--- a/Touchkebao/src/pages/pc/ckbox/weChat/components/SidebarMenu/WechatFriends/extend.ts
+++ b/Touchkebao/src/pages/pc/ckbox/weChat/components/SidebarMenu/WechatFriends/extend.ts
@@ -82,6 +82,20 @@ export const getAllGroups = async () => {
   }
 };
 
+const serializeExtendFields = (value: any) => {
+  if (typeof value === "string") {
+    return value.trim() ? value : "{}";
+  }
+  if (value && typeof value === "object") {
+    try {
+      return JSON.stringify(value);
+    } catch (error) {
+      console.warn("序列化 extendFields 失败:", error);
+    }
+  }
+  return "{}";
+};
+
 /**
  * 将好友数据转换为统一的 Contact 格式
  */
@@ -95,11 +109,21 @@ export const convertFriendsToContacts = (
     id: friend.id,
     type: "friend" as const,
     wechatAccountId: friend.wechatAccountId,
+    wechatFriendId: friend.id,
     wechatId: friend.wechatId,
     nickname: friend.nickname || "",
     conRemark: friend.conRemark || "",
     avatar: friend.avatar || "",
+    alias: friend.alias || "",
+    gender: friend.gender,
+    aiType: friend.aiType ?? 0,
+    phone: friend.phone ?? "",
+    region: friend.region ?? "",
+    quanPin: friend.quanPin || "",
+    signature: friend.signature || "",
+    config: friend.config || {},
     groupId: friend.groupId, // 保留标签ID
+    extendFields: serializeExtendFields(friend.extendFields),
     lastUpdateTime: new Date().toISOString(),
     sortKey: "",
     searchKey: "",
@@ -120,10 +144,19 @@ export const convertGroupsToContacts = (
     type: "group" as const,
     wechatAccountId: group.wechatAccountId,
     wechatId: group.chatroomId || "",
+    chatroomId: group.chatroomId || "",
+    chatroomOwner: group.chatroomOwner || "",
     nickname: group.nickname || "",
     conRemark: group.conRemark || "",
     avatar: group.chatroomAvatar || group.avatar || "",
+    selfDisplayName: group.selfDisplyName || "",
+    notice: group.notice || "",
+    aiType: group.aiType ?? 0,
+    phone: group.phone ?? "",
+    region: group.region ?? "",
+    config: group.config || {},
     groupId: group.groupId, // 保留标签ID
+    extendFields: serializeExtendFields(group.extendFields),
     lastUpdateTime: new Date().toISOString(),
     sortKey: "",
     searchKey: "",
diff --git a/Touchkebao/src/pages/pc/ckbox/weChat/data.ts b/Touchkebao/src/pages/pc/ckbox/weChat/data.ts
index 7b0a7aca..d69fe801 100644
--- a/Touchkebao/src/pages/pc/ckbox/weChat/data.ts
+++ b/Touchkebao/src/pages/pc/ckbox/weChat/data.ts
@@ -144,7 +144,7 @@ export interface ContractData {
   labels: string[];
   signature: string;
   accountId: number;
-  extendFields: null;
+  extendFields?: Record<string, any> | null;
   city?: string;
   lastUpdateTime: string;
   isPassed: boolean;
diff --git a/Touchkebao/src/store/module/weChat/contacts.data.ts b/Touchkebao/src/store/module/weChat/contacts.data.ts
index 0ef039e1..c0769fd9 100644
--- a/Touchkebao/src/store/module/weChat/contacts.data.ts
+++ b/Touchkebao/src/store/module/weChat/contacts.data.ts
@@ -50,7 +50,7 @@ export interface ContractData {
   labels: string[];
   signature: string;
   accountId: number;
-  extendFields: null;
+  extendFields?: Record<string, any> | null;
   city?: string;
   lastUpdateTime: string;
   isPassed: boolean;
diff --git a/Touchkebao/src/utils/db.ts b/Touchkebao/src/utils/db.ts
index 836d9b46..69da02e2 100644
--- a/Touchkebao/src/utils/db.ts
+++ b/Touchkebao/src/utils/db.ts
@@ -62,6 +62,7 @@ export interface ChatSession {
   notice?: string; // 群公告
   phone?: string; // 联系人电话
   region?: string; // 联系人地区
+  extendFields?: string; // 扩展字段（JSON 字符串）
 }
 
 // ==================== 统一联系人表（兼容好友和群聊） ====================
@@ -92,6 +93,7 @@ export interface Contact {
   signature?: string; // 个性签名
   phone?: string; // 手机号
   quanPin?: string; // 全拼
+  extendFields?: string; // 扩展字段（JSON 字符串）
 
   // 群聊特有字段（type='group'时有效）
   chatroomId?: string; // 群聊ID
@@ -147,6 +149,41 @@ class CunkebaoDatabase extends Dexie {
       userLoginRecords:
         "serverId, userId, lastLoginTime, loginCount, createTime, lastActiveTime",
     });
+
+    this.version(2)
+      .stores({
+        chatSessions:
+          "serverId, userId, id, type, wechatAccountId, [userId+type], [userId+wechatAccountId], [userId+lastUpdateTime], [userId+aiType], sortKey, nickname, conRemark, avatar, content, lastUpdateTime, aiType, phone, region, extendFields",
+        contactsUnified:
+          "serverId, userId, id, type, wechatAccountId, [userId+type], [userId+wechatAccountId], [userId+aiType], sortKey, searchKey, nickname, conRemark, avatar, lastUpdateTime, groupId, aiType, phone, region, extendFields",
+        contactLabelMap:
+          "serverId, userId, labelId, contactId, contactType, [userId+labelId], [userId+contactId], [userId+labelId+sortKey], sortKey, searchKey, avatar, nickname, conRemark, unreadCount, lastUpdateTime",
+        userLoginRecords:
+          "serverId, userId, lastLoginTime, loginCount, createTime, lastActiveTime",
+      })
+      .upgrade(async tx => {
+        await tx
+          .table("chatSessions")
+          .toCollection()
+          .modify(session => {
+            if (!("extendFields" in session) || session.extendFields == null) {
+              session.extendFields = "{}";
+            } else if (typeof session.extendFields !== "string") {
+              session.extendFields = JSON.stringify(session.extendFields);
+            }
+          });
+
+        await tx
+          .table("contactsUnified")
+          .toCollection()
+          .modify(contact => {
+            if (!("extendFields" in contact) || contact.extendFields == null) {
+              contact.extendFields = "{}";
+            } else if (typeof contact.extendFields !== "string") {
+              contact.extendFields = JSON.stringify(contact.extendFields);
+            }
+          });
+      });
   }
 }
 
@@ -295,18 +332,18 @@ export class DatabaseService<T> {
 
   // 基础 CRUD 操作 - 使用serverId作为主键
   async create(data: Omit<T, "serverId">): Promise<string | number> {
-    return await this.table.add(data as T);
+    return await this.table.add(this.prepareDataForWrite(data) as T);
   }
 
   // 创建数据（直接使用接口数据）
   // 接口数据的id字段直接作为serverId主键，原id字段保留
   async createWithServerId(data: any): Promise<string | number> {
-    const dataToInsert = {
+    const dataToInsert = this.prepareDataForWrite({
       ...data,
       serverId: data.id, // 使用接口的id作为serverId主键
       phone: data.phone ?? "",
       region: data.region ?? "",
-    };
+    });
     return await this.table.add(dataToInsert as T);
   }
 
@@ -325,7 +362,10 @@ export class DatabaseService<T> {
   }
 
   async update(serverId: string | number, data: Partial<T>): Promise<number> {
-    return await this.table.update(serverId, data as any);
+    return await this.table.update(
+      serverId,
+      this.prepareDataForWrite(data) as any,
+    );
   }
 
   async updateMany(
@@ -334,7 +374,7 @@ export class DatabaseService<T> {
     return await this.table.bulkUpdate(
       dataList.map(item => ({
         key: item.serverId,
-        changes: item.data as any,
+        changes: this.prepareDataForWrite(item.data) as any,
       })),
     );
   }
@@ -342,7 +382,8 @@ export class DatabaseService<T> {
   async createMany(
     dataList: Omit<T, "serverId">[],
   ): Promise<(string | number)[]> {
-    return await this.table.bulkAdd(dataList as T[], { allKeys: true });
+    const processed = dataList.map(item => this.prepareDataForWrite(item));
+    return await this.table.bulkAdd(processed as T[], { allKeys: true });
   }
 
   // 批量创建数据（直接使用接口数据）
@@ -366,12 +407,14 @@ export class DatabaseService<T> {
       return [];
     }
 
-    const processedData = newData.map(item => ({
-      ...item,
-      serverId: item.id, // 使用接口的id作为serverId主键
-      phone: item.phone ?? "",
-      region: item.region ?? "",
-    }));
+    const processedData = newData.map(item =>
+      this.prepareDataForWrite({
+        ...item,
+        serverId: item.id, // 使用接口的id作为serverId主键
+        phone: item.phone ?? "",
+        region: item.region ?? "",
+      }),
+    );
 
     return await this.table.bulkAdd(processedData as T[], { allKeys: true });
   }
@@ -545,6 +588,27 @@ export class DatabaseService<T> {
       .equals(value)
       .count();
   }
+
+  private prepareDataForWrite(data: any) {
+    if (!data || typeof data !== "object") {
+      return data;
+    }
+
+    const prepared = { ...data };
+
+    if ("extendFields" in prepared) {
+      const value = prepared.extendFields;
+      if (typeof value === "string" && value.trim() !== "") {
+        prepared.extendFields = value;
+      } else if (value && typeof value === "object") {
+        prepared.extendFields = JSON.stringify(value);
+      } else {
+        prepared.extendFields = "{}";
+      }
+    }
+
+    return prepared;
+  }
 }
 
 // 创建统一表的服务实例
diff --git a/Touchkebao/src/utils/dbAction/contact.ts b/Touchkebao/src/utils/dbAction/contact.ts
index 5630d4d4..abbb7fdb 100644
--- a/Touchkebao/src/utils/dbAction/contact.ts
+++ b/Touchkebao/src/utils/dbAction/contact.ts
@@ -186,7 +186,8 @@ export class ContactManager {
       local.wechatAccountId !== server.wechatAccountId ||
       (local.aiType ?? 0) !== (server.aiType ?? 0) || // 添加 aiType 比较
       (local.phone ?? "") !== (server.phone ?? "") ||
-      (local.region ?? "") !== (server.region ?? "")
+      (local.region ?? "") !== (server.region ?? "") ||
+      (local.extendFields ?? "{}") !== (server.extendFields ?? "{}")
     );
   }
 
@@ -194,10 +195,12 @@ export class ContactManager {
    * 获取联系人分组列表
    */
   static async getContactGroups(
-    userId: number,
-    customerId?: number,
+    _userId: number,
+    _customerId?: number,
   ): Promise<ContactGroupByLabel[]> {
     try {
+      void _userId;
+      void _customerId;
       // 这里应该根据实际的标签系统来实现
       // 暂时返回空数组，实际实现需要根据标签表来查询
       return [];
diff --git a/Touchkebao/src/utils/dbAction/message.ts b/Touchkebao/src/utils/dbAction/message.ts
index 9df03116..d42289bf 100644
--- a/Touchkebao/src/utils/dbAction/message.ts
+++ b/Touchkebao/src/utils/dbAction/message.ts
@@ -11,6 +11,20 @@ import Dexie from "dexie";
 import { db, chatSessionService, ChatSession } from "../db";
 import { ContractData, weChatGroup } from "@/pages/pc/ckbox/data";
 
+const serializeExtendFields = (value: any) => {
+  if (typeof value === "string") {
+    return value.trim() ? value : "{}";
+  }
+  if (value && typeof value === "object") {
+    try {
+      return JSON.stringify(value);
+    } catch (error) {
+      console.warn("序列化 extendFields 失败:", error);
+    }
+  }
+  return "{}";
+};
+
 export class MessageManager {
   private static updateCallbacks = new Set<(sessions: ChatSession[]) => void>();
 
@@ -103,6 +117,7 @@ export class MessageManager {
       wechatFriendId: friend.id,
       wechatId: friend.wechatId,
       alias: friend.alias,
+      extendFields: serializeExtendFields((friend as any).extendFields),
     };
   }
 
@@ -139,6 +154,7 @@ export class MessageManager {
       chatroomOwner: group.chatroomOwner,
       selfDisplayName: group.selfDisplyName,
       notice: group.notice,
+      extendFields: serializeExtendFields((group as any).extendFields),
     };
   }
 
@@ -205,6 +221,7 @@ export class MessageManager {
       "aiType", // 添加aiType比较
       "phone",
       "region",
+      "extendFields",
     ];
 
     for (const field of fieldsToCompare) {