diff --git a/YD_AllHeartRates.Api/Services/Impl/DeviceService.cs b/YD_AllHeartRates.Api/Services/Impl/DeviceService.cs
index 220ef81..93b2c3a 100644
--- a/YD_AllHeartRates.Api/Services/Impl/DeviceService.cs
+++ b/YD_AllHeartRates.Api/Services/Impl/DeviceService.cs
@@ -174,7 +174,8 @@ namespace YD_AllHeartRates.Api.Services.Impl
             await _sportsContext.AddAsync(entity);
             var res = await _sportsContext.SaveChangesAsync() > 0;
 
-            _caching.Remove(AppSettings.DeviceListCacheKey);
+            _caching.Remove($"{AppSettings.StudentListCacheKey}_{schoolCode}");
+            _caching.Remove($"{AppSettings.DeviceListCacheKey}_{schoolCode}");
             return res;
         }
 
@@ -206,7 +207,8 @@ namespace YD_AllHeartRates.Api.Services.Impl
             _sportsContext.Update(device);
             var res = await _sportsContext.SaveChangesAsync() > 0;
 
-            _caching.Remove(AppSettings.DeviceListCacheKey);
+            _caching.Remove($"{AppSettings.StudentListCacheKey}_{schoolCode}");
+            _caching.Remove($"{AppSettings.DeviceListCacheKey}_{schoolCode}");
             return res;
         }
 
@@ -225,7 +227,8 @@ namespace YD_AllHeartRates.Api.Services.Impl
             _sportsContext.Device.Remove(device);
             var res = await _sportsContext.SaveChangesAsync() > 0;
 
-            _caching.Remove(AppSettings.DeviceListCacheKey);
+            _caching.Remove($"{AppSettings.StudentListCacheKey}_{schoolCode}");
+            _caching.Remove($"{AppSettings.DeviceListCacheKey}_{schoolCode}");
             return res;
         }
 
@@ -278,8 +281,13 @@ namespace YD_AllHeartRates.Api.Services.Impl
                     Name = data.DeviceType == 1 ? "心率设备" : "跳绳设备"
                 });
             }
+
             await _sportsContext.AddRangeAsync(deviceList);
-            return await _sportsContext.SaveChangesAsync() > 0;
+            var res = await _sportsContext.SaveChangesAsync() > 0;
+
+            _caching.Remove($"{AppSettings.StudentListCacheKey}_{schoolCode}");
+            _caching.Remove($"{AppSettings.DeviceListCacheKey}_{schoolCode}");
+            return res;
         }
     }
 }