diff --git a/jsowell-admin/src/main/java/com/jsowell/service/OrderService.java b/jsowell-admin/src/main/java/com/jsowell/service/OrderService.java
index 01728c6e1..6f43f7a9d 100644
--- a/jsowell-admin/src/main/java/com/jsowell/service/OrderService.java
+++ b/jsowell-admin/src/main/java/com/jsowell/service/OrderService.java
@@ -803,7 +803,8 @@ public class OrderService {
 			sharp.setPeriodType(BillingTimeEnum.SHARP.getLabel());
 			sharp.setElectricityPrice(orderDetail.getSharpElectricityPrice());
 			sharp.setServicePrice(orderDetail.getSharpServicePrice());
-			sharp.setUsedElectricity(orderDetail.getSharpUsedElectricity());
+			BigDecimal sharpUsedElectricity = orderDetail.getSharpUsedElectricity() == null ? BigDecimal.ZERO : orderDetail.getSharpUsedElectricity();
+			sharp.setUsedElectricity(sharpUsedElectricity);
 			sharp.setElectricityAmount(sharp.getElectricityPrice().multiply(sharp.getUsedElectricity()).setScale(2, BigDecimal.ROUND_DOWN));
 			sharp.setServiceAmount(sharp.getServicePrice().multiply(sharp.getUsedElectricity()).setScale(2, BigDecimal.ROUND_DOWN));
 
@@ -811,7 +812,8 @@ public class OrderService {
 			peak.setPeriodType(BillingTimeEnum.PEAK.getLabel());
 			peak.setElectricityPrice(orderDetail.getPeakElectricityPrice());
 			peak.setServicePrice(orderDetail.getPeakServicePrice());
-			peak.setUsedElectricity(orderDetail.getPeakUsedElectricity());
+			BigDecimal peakUsedElectricity = orderDetail.getPeakUsedElectricity() == null ? BigDecimal.ZERO : orderDetail.getPeakUsedElectricity();
+			peak.setUsedElectricity(peakUsedElectricity);
 			peak.setElectricityAmount(peak.getElectricityPrice().multiply(peak.getUsedElectricity()).setScale(2, BigDecimal.ROUND_DOWN));
 			peak.setServiceAmount(peak.getServicePrice().multiply(peak.getUsedElectricity()).setScale(2, BigDecimal.ROUND_DOWN));
 
@@ -819,7 +821,8 @@ public class OrderService {
 			flat.setPeriodType(BillingTimeEnum.PEAK.getLabel());
 			flat.setElectricityPrice(orderDetail.getFlatElectricityPrice());
 			flat.setServicePrice(orderDetail.getFlatServicePrice());
-			flat.setUsedElectricity(orderDetail.getFlatUsedElectricity());
+			BigDecimal flatUsedElectricity = orderDetail.getFlatUsedElectricity() == null ? BigDecimal.ZERO : orderDetail.getFlatUsedElectricity();
+			flat.setUsedElectricity(flatUsedElectricity);
 			flat.setElectricityAmount(flat.getElectricityPrice().multiply(flat.getUsedElectricity()).setScale(2, BigDecimal.ROUND_DOWN));
 			flat.setServiceAmount(flat.getServicePrice().multiply(flat.getUsedElectricity()).setScale(2, BigDecimal.ROUND_DOWN));
 
@@ -827,7 +830,8 @@ public class OrderService {
 			valley.setPeriodType(BillingTimeEnum.PEAK.getLabel());
 			valley.setElectricityPrice(orderDetail.getValleyElectricityPrice());
 			valley.setServicePrice(orderDetail.getValleyServicePrice());
-			valley.setUsedElectricity(orderDetail.getValleyUsedElectricity());
+			BigDecimal valleyUsedElectricity = orderDetail.getValleyUsedElectricity() == null ? BigDecimal.ZERO : orderDetail.getValleyUsedElectricity();
+			valley.setUsedElectricity(valleyUsedElectricity);
 			valley.setElectricityAmount(valley.getElectricityPrice().multiply(valley.getUsedElectricity()).setScale(2, BigDecimal.ROUND_DOWN));
 			valley.setServiceAmount(valley.getServicePrice().multiply(valley.getUsedElectricity()).setScale(2, BigDecimal.ROUND_DOWN));