diff --git a/Service/Charger/Handler/RecordChargeHandler.cs b/Service/Charger/Handler/RecordChargeHandler.cs
index 1f638a0..01f01e5 100644
--- a/Service/Charger/Handler/RecordChargeHandler.cs
+++ b/Service/Charger/Handler/RecordChargeHandler.cs
@@ -82,7 +82,7 @@ namespace Service.Charger.Handler
                         StartSoc = msg.SocBefore,
                         StopSoc = msg.SocAfter,
                         
-                        ChargeTimeCount = timeSpan.Hours * 60 + timeSpan.Minutes,
+                        ChargeTimeCount = (int)timeSpan.TotalMinutes,
                         ElecCount = Convert.ToDecimal(msg.ChargingPower),
                         AcElecCount = Convert.ToDecimal(msg.AcMeterElecCount),
                         StartAcElec = Convert.ToDecimal(msg.AcMeterDataBefore),
@@ -111,7 +111,7 @@ namespace Service.Charger.Handler
                     db.StartSoc = msg.SocBefore;
                     db.StopSoc = msg.SocAfter;
                     TimeSpan? timeSpan = (db.EndTime - db.StartTime);
-                    db.ChargeTimeCount= timeSpan?.Hours * 60 + timeSpan?.Minutes;
+                    db.ChargeTimeCount= (int)timeSpan?.TotalMinutes;
                     db.ElecCount = Convert.ToDecimal(msg.ChargingPower);
                     db.AcElecCount = Convert.ToDecimal(msg.AcMeterElecCount);
                     db.StartAcElec = Convert.ToDecimal(msg.AcMeterDataBefore);