diff --git a/controller/user.go b/controller/user.go
index f500569..22c958c 100644
--- a/controller/user.go
+++ b/controller/user.go
@@ -3,6 +3,7 @@ package controller
 import (
 	"electricity_bill_calc/cache"
 	"electricity_bill_calc/exceptions"
+	"electricity_bill_calc/logger"
 	"electricity_bill_calc/model"
 	"electricity_bill_calc/repository"
 	"electricity_bill_calc/response"
@@ -12,12 +13,16 @@ import (
 	"strconv"
 
 	"github.com/gofiber/fiber/v2"
+	"go.uber.org/zap"
 )
 
+var userLog = logger.Named("Handler", "User")
+
 func InitializeUserHandlers(router *fiber.App) {
 	router.Delete("/login", security.MustAuthenticated, doLogout)
 	router.Post("/login", doLogin)
-	router.Get("/account", security.ManagementAuthorize, searchUsers)
+	router.Get("/account", security.OPSAuthorize, searchUsers)
+	router.Get("/expiration", security.EnterpriseAuthorize, getAccountExpiration)
 }
 
 type _LoginForm struct {
@@ -30,12 +35,14 @@ func doLogin(c *fiber.Ctx) error {
 	result := response.NewResult(c)
 	loginData := new(_LoginForm)
 	if err := c.BodyParser(loginData); err != nil {
+		userLog.Error("表单解析失败！", zap.Error(err))
 		return result.Error(http.StatusInternalServerError, "表单解析失败。")
 	}
 	var (
 		session *model.Session
 		err     error
 	)
+	userLog.Info("有用户请求登录。", zap.String("username", loginData.Username), zap.Int16("type", loginData.Type))
 	if loginData.Type == model.USER_TYPE_ENT {
 		session, err = service.UserService.ProcessEnterpriseUserLogin(loginData.Username, loginData.Password)
 	} else {
@@ -48,6 +55,7 @@ func doLogin(c *fiber.Ctx) error {
 			}
 			return result.Error(int(authError.Code), authError.Message)
 		} else {
+			userLog.Error("用户登录请求处理失败！", zap.Error(err))
 			return result.Error(http.StatusInternalServerError, err.Error())
 		}
 	}
@@ -62,6 +70,7 @@ func doLogout(c *fiber.Ctx) error {
 	}
 	_, err = cache.ClearSession(session.Token)
 	if err != nil {
+		userLog.Error("用户登出处理失败！", zap.Error(err))
 		return result.Error(http.StatusInternalServerError, err.Error())
 	}
 	return result.Success("用户已成功登出系统。")
@@ -101,3 +110,21 @@ func searchUsers(c *fiber.Ctx) error {
 		fiber.Map{"accounts": users},
 	)
 }
+
+func getAccountExpiration(c *fiber.Ctx) error {
+	result := response.NewResult(c)
+	session, err := _retreiveSession(c)
+	if err != nil {
+		userLog.Error("未找到有效的用户会话。", zap.Error(err))
+		return result.Error(http.StatusInternalServerError, err.Error())
+	}
+	userDetail, err := repository.UserRepository.FindUserDetailById(session.Uid)
+	if err != nil {
+		return result.NotFound("未找到指定的用户档案")
+	}
+	return result.Json(
+		http.StatusOK,
+		"已经取得用户的服务期限信息",
+		fiber.Map{"expiration": userDetail.ServiceExpiration.Format("2006-01-02")},
+	)
+}