diff --git a/YD_AllHeartRates.Api/Mqtt/MqttBackgroundService.cs b/YD_AllHeartRates.Api/Mqtt/MqttBackgroundService.cs
index 3066296..624f499 100644
--- a/YD_AllHeartRates.Api/Mqtt/MqttBackgroundService.cs
+++ b/YD_AllHeartRates.Api/Mqtt/MqttBackgroundService.cs
@@ -144,17 +144,7 @@ namespace YD_AllHeartRates.Api.Mqtt
                         var payload = JsonSerializer.Deserialize<BlePayload>(msg.Payload, _jsonOpt);
                         if (payload == null || payload.devices == null || payload.devices.Count == 0) return;
 
-                        DateTime scoreTime = DateTime.Now;
-
-                        //if (string.IsNullOrWhiteSpace(payload.send_time)
-                        //    || !DateTime.TryParseExact(payload.send_time, "yyyy-MM-dd HH:mm:ss",
-                        //        CultureInfo.InvariantCulture, DateTimeStyles.None, out scoreTime)
-                        //    || scoreTime < (DateTime)System.Data.SqlTypes.SqlDateTime.MinValue)
-                        //{
-                        //    // 解析失败或时间非法 → 使用当前时间
-                        //    scoreTime = DateTime.Now;
-                        //}
-
+                        var scoreTime = DateTime.ParseExact(payload.send_time, "yyyy-MM-dd HH:mm:ss", CultureInfo.InvariantCulture);
                         foreach (var ble in payload.devices)
                         {
                             if (string.IsNullOrWhiteSpace(ble.Broadcast_data)) continue;
@@ -177,6 +167,7 @@ namespace YD_AllHeartRates.Api.Mqtt
                                 var entity = new HeartRateData
                                 {
                                     ScoreTime = scoreTime,
+                                    CreateTime = DateTime.Now,
                                     Code = ble.bs_name,
                                     GradeId = student.GradeId,
                                     GradeName = student.GradeName,
@@ -228,6 +219,7 @@ namespace YD_AllHeartRates.Api.Mqtt
                                 var entity = new HeartRateData
                                 {
                                     ScoreTime = scoreTime,
+                                    CreateTime = DateTime.Now,
                                     Code = ble.bs_name,
                                     GradeId = student.GradeId,
                                     GradeName = student.GradeName,
diff --git a/YD_AllHeartRates.Api/obj/Debug/net6.0/YD_AllHeartRates.Api.AssemblyInfo.cs b/YD_AllHeartRates.Api/obj/Debug/net6.0/YD_AllHeartRates.Api.AssemblyInfo.cs
index 312fae8..c1bf86e 100644
--- a/YD_AllHeartRates.Api/obj/Debug/net6.0/YD_AllHeartRates.Api.AssemblyInfo.cs
+++ b/YD_AllHeartRates.Api/obj/Debug/net6.0/YD_AllHeartRates.Api.AssemblyInfo.cs
@@ -14,7 +14,7 @@ using System.Reflection;
 [assembly: System.Reflection.AssemblyCompanyAttribute("YD_AllHeartRates.Api")]
 [assembly: System.Reflection.AssemblyConfigurationAttribute("Debug")]
 [assembly: System.Reflection.AssemblyFileVersionAttribute("1.0.0.0")]
-[assembly: System.Reflection.AssemblyInformationalVersionAttribute("1.0.0+01c83aaec30a3d191d03fdcda1231b552d1aeafa")]
+[assembly: System.Reflection.AssemblyInformationalVersionAttribute("1.0.0+294403385604b583c1d23b95d714c60cfa4381e9")]
 [assembly: System.Reflection.AssemblyProductAttribute("YD_AllHeartRates.Api")]
 [assembly: System.Reflection.AssemblyTitleAttribute("YD_AllHeartRates.Api")]
 [assembly: System.Reflection.AssemblyVersionAttribute("1.0.0.0")]
diff --git a/YD_AllHeartRates.Api/obj/Debug/net6.0/YD_AllHeartRates.Api.AssemblyInfoInputs.cache b/YD_AllHeartRates.Api/obj/Debug/net6.0/YD_AllHeartRates.Api.AssemblyInfoInputs.cache
index 061644f..349912d 100644
--- a/YD_AllHeartRates.Api/obj/Debug/net6.0/YD_AllHeartRates.Api.AssemblyInfoInputs.cache
+++ b/YD_AllHeartRates.Api/obj/Debug/net6.0/YD_AllHeartRates.Api.AssemblyInfoInputs.cache
@@ -1 +1 @@
-a4974bdbfcb2a9341d508f81d314f958c26447c7f2dc89e4b2bfbf91a6465a75
+2f86ef2085404aae3710d9726d7c093c2375cfcd2fc7d6f647a9f9e55efee9e1
diff --git a/YD_AllHeartRates.Api/obj/Debug/net6.0/YD_AllHeartRates.Api.dll b/YD_AllHeartRates.Api/obj/Debug/net6.0/YD_AllHeartRates.Api.dll
index 0e2cfa7..a809f12 100644
Binary files a/YD_AllHeartRates.Api/obj/Debug/net6.0/YD_AllHeartRates.Api.dll and b/YD_AllHeartRates.Api/obj/Debug/net6.0/YD_AllHeartRates.Api.dll differ
diff --git a/YD_AllHeartRates.Api/obj/Debug/net6.0/YD_AllHeartRates.Api.pdb b/YD_AllHeartRates.Api/obj/Debug/net6.0/YD_AllHeartRates.Api.pdb
index e774119..e367290 100644
Binary files a/YD_AllHeartRates.Api/obj/Debug/net6.0/YD_AllHeartRates.Api.pdb and b/YD_AllHeartRates.Api/obj/Debug/net6.0/YD_AllHeartRates.Api.pdb differ
diff --git a/YD_AllHeartRates.Api/obj/Debug/net6.0/apphost.exe b/YD_AllHeartRates.Api/obj/Debug/net6.0/apphost.exe
index 39d5c85..a7d69b1 100644
Binary files a/YD_AllHeartRates.Api/obj/Debug/net6.0/apphost.exe and b/YD_AllHeartRates.Api/obj/Debug/net6.0/apphost.exe differ
diff --git a/YD_AllHeartRates.Api/obj/Debug/net6.0/ref/YD_AllHeartRates.Api.dll b/YD_AllHeartRates.Api/obj/Debug/net6.0/ref/YD_AllHeartRates.Api.dll
index 18905d8..b9f1955 100644
Binary files a/YD_AllHeartRates.Api/obj/Debug/net6.0/ref/YD_AllHeartRates.Api.dll and b/YD_AllHeartRates.Api/obj/Debug/net6.0/ref/YD_AllHeartRates.Api.dll differ
diff --git a/YD_AllHeartRates.Api/obj/Debug/net6.0/refint/YD_AllHeartRates.Api.dll b/YD_AllHeartRates.Api/obj/Debug/net6.0/refint/YD_AllHeartRates.Api.dll
index 18905d8..b9f1955 100644
Binary files a/YD_AllHeartRates.Api/obj/Debug/net6.0/refint/YD_AllHeartRates.Api.dll and b/YD_AllHeartRates.Api/obj/Debug/net6.0/refint/YD_AllHeartRates.Api.dll differ