diff --git a/service/maintenance_fee.go b/service/maintenance_fee.go
index 6100307..e6e73c7 100644
--- a/service/maintenance_fee.go
+++ b/service/maintenance_fee.go
@@ -1,9 +1,11 @@
 package service
 
 import (
+	"electricity_bill_calc/cache"
 	"electricity_bill_calc/exceptions"
 	"electricity_bill_calc/global"
 	"electricity_bill_calc/model"
+	"fmt"
 
 	"github.com/google/uuid"
 	"xorm.io/builder"
@@ -20,11 +22,15 @@ func (_MaintenanceFeeService) ListMaintenanceFees(pid []string) ([]model.Mainten
 	} else {
 		return make([]model.MaintenanceFee, 0), exceptions.NewIllegalArgumentsError("必须给定所要请求的至少一个园区", "park_id")
 	}
+	if fees, _ := cache.RetreiveSearch[[]model.MaintenanceFee]("maintenance_fee", pid...); fees != nil {
+		return *fees, nil
+	}
 	var fees = make([]model.MaintenanceFee, 0)
 	err := global.DBConn.Where(cond).Desc("created_at").Find(&fees)
 	if err != nil {
 		return make([]model.MaintenanceFee, 0), err
 	}
+	cache.CacheSearch(fees, "maintenance_fee", "maintenance_fee", pid...)
 	return fees, nil
 }
 
@@ -35,6 +41,7 @@ func (_MaintenanceFeeService) CreateMaintenanceFeeRecord(fee model.MaintenanceFe
 	if err != nil {
 		return err
 	}
+	cache.AbolishRelation("maintenance_fee")
 	return nil
 }
 
@@ -47,6 +54,8 @@ func (_MaintenanceFeeService) ModifyMaintenanceFee(fee model.MaintenanceFee) err
 			return err
 		}
 	}
+	cache.AbolishRelation("maintenance_fee")
+	cache.AbolishRelation(fmt.Sprintf("maintenance_fee_%s", fee.Id))
 	return nil
 }
 
@@ -59,6 +68,8 @@ func (_MaintenanceFeeService) ChangeMaintenanceFeeState(fid string, state bool)
 			return err
 		}
 	}
+	cache.AbolishRelation("maintenance_fee")
+	cache.AbolishRelation(fmt.Sprintf("maintenance_fee_%s", fid))
 	return nil
 }
 
@@ -71,10 +82,15 @@ func (_MaintenanceFeeService) DeleteMaintenanceFee(fid string) error {
 			return err
 		}
 	}
+	cache.AbolishRelation("maintenance_fee")
+	cache.AbolishRelation(fmt.Sprintf("maintenance_fee_%s", fid))
 	return nil
 }
 
 func (_MaintenanceFeeService) EnsureFeeBelongs(uid, mid string) (bool, error) {
+	if has, _ := cache.CheckExists("maintenance_fee", mid, uid); has {
+		return true, nil
+	}
 	var fee = make([]model.MaintenanceFee, 0)
 	err := global.DBConn.
 		ID(mid).Limit(1).Find(&fee)
@@ -93,5 +109,8 @@ func (_MaintenanceFeeService) EnsureFeeBelongs(uid, mid string) (bool, error) {
 	if len(park) == 0 {
 		return false, exceptions.NewNotFoundError("指定维护费所属园区未找到。")
 	}
+	if park[0].UserId == uid {
+		cache.CacheExists("maintenance_fee", "maintenance_fee", mid, uid)
+	}
 	return park[0].UserId == uid, nil
 }