diff --git a/backend/services/user-svc/internal/repository/repo.go b/backend/services/user-svc/internal/repository/repo.go
index ad4b858..955b060 100644
--- a/backend/services/user-svc/internal/repository/repo.go
+++ b/backend/services/user-svc/internal/repository/repo.go
@@ -41,7 +41,7 @@ func (r *UserRepository) Register(req *domain.RegisterRequest) (*domain.Register
 	}
 
 	// 创建用户
-	userID := uuid.New()
+	userID := uuid.NewV7()
 	now := time.Now()
 
 	userQuery := "INSERT INTO user_main (id, deleted, create_time, update_time) VALUES ($1, $2, $3, $4)"
@@ -51,7 +51,7 @@ func (r *UserRepository) Register(req *domain.RegisterRequest) (*domain.Register
 	}
 
 	// 创建登录账号
-	accountID := uuid.New()
+	accountID := uuid.NewV7()
 	accountQuery := "INSERT INTO user_login_account (id, user_id, account, deleted, create_time, update_time) VALUES ($1, $2, $3, $4, $5, $6)"
 	if _, err := tx.Exec(accountQuery, accountID, userID, req.Account, false, now, now); err != nil {
 		tx.Rollback()
@@ -66,7 +66,7 @@ func (r *UserRepository) Register(req *domain.RegisterRequest) (*domain.Register
 	}
 
 	// 创建密码记录
-	passwordID := uuid.New()
+	passwordID := uuid.NewV7()
 	passwordQuery := "INSERT INTO user_login_password (id, user_id, password, deleted, create_time, update_time) VALUES ($1, $2, $3, $4, $5, $6)"
 	if _, err := tx.Exec(passwordQuery, passwordID, userID, string(hashedPassword), false, now, now); err != nil {
 		tx.Rollback()
diff --git a/backend/services/user-svc/migrations/001_init.sql b/backend/services/user-svc/migrations/001_init.sql
index 84c1485..2a49f29 100644
--- a/backend/services/user-svc/migrations/001_init.sql
+++ b/backend/services/user-svc/migrations/001_init.sql
@@ -1,9 +1,12 @@
+-- 设置时区为东八区
+SET TIMEZONE = 'Asia/Shanghai';
+
 -- 创建 user_main 表
 CREATE TABLE IF NOT EXISTS user_main (
     id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
     deleted BOOLEAN DEFAULT false,
-    create_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
-    update_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+    create_time TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP,
+    update_time TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP
 );
 
 -- 创建 user_login_account 表
@@ -12,8 +15,8 @@ CREATE TABLE IF NOT EXISTS user_login_account (
     user_id UUID NOT NULL REFERENCES user_main(id),
     account VARCHAR(255) NOT NULL,
     deleted BOOLEAN DEFAULT false,
-    create_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
-    update_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    create_time TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP,
+    update_time TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP,
     UNIQUE(account)
 );
 
@@ -23,8 +26,8 @@ CREATE TABLE IF NOT EXISTS user_login_password (
     user_id UUID NOT NULL REFERENCES user_main(id),
     password VARCHAR(255) NOT NULL,
     deleted BOOLEAN DEFAULT false,
-    create_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
-    update_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+    create_time TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP,
+    update_time TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP
 );
 
 -- 创建索引