diff --git a/detection/src/main/java/com/njcn/gather/detection/handler/SocketFreqConverterService.java b/detection/src/main/java/com/njcn/gather/detection/handler/SocketFreqConverterService.java
index 9c8ef5bd..af5e57ac 100644
--- a/detection/src/main/java/com/njcn/gather/detection/handler/SocketFreqConverterService.java
+++ b/detection/src/main/java/com/njcn/gather/detection/handler/SocketFreqConverterService.java
@@ -347,7 +347,7 @@ public class SocketFreqConverterService {
                         if (this.lastTolerancePoint.getTolerant() == 1) {
                             TolerantPointVO featurePointVO = new TolerantPointVO();
 
-                            featurePointVO.setResidualVoltage((task.getPqDipData().getResidualVoltage() + this.lastTolerancePoint.getResidualVoltage()) / 2D);
+                            featurePointVO.setResidualVoltage(Math.round((task.getPqDipData().getResidualVoltage() + this.lastTolerancePoint.getResidualVoltage()) / 2D * 100) / 100D);
                             featurePointVO.setDurationMs(Integer.valueOf((task.getPqDipData().getDurationMs().intValue() + this.lastTolerancePoint.getDurationMs().intValue()) / 2));
                             featurePointVO.setTolerant(2);
                             socketDataMsg.setData(JSON.toJSONString(featurePointVO));
@@ -368,7 +368,7 @@ public class SocketFreqConverterService {
                             if (ObjectUtil.isNotNull(lastByDuration) && lastByDuration.getTolerant() == 1) {
                                 TolerantPointVO featurePointVO = new TolerantPointVO();
 
-                                featurePointVO.setResidualVoltage((task.getPqDipData().getResidualVoltage() + lastByDuration.getResidualVoltage()) / 2D);
+                                featurePointVO.setResidualVoltage(Math.round((task.getPqDipData().getResidualVoltage() + lastByDuration.getResidualVoltage()) / 2D * 100) / 100D);
                                 featurePointVO.setDurationMs(Integer.valueOf((task.getPqDipData().getDurationMs().intValue() + lastByDuration.getDurationMs().intValue()) / 2));
                                 featurePointVO.setTolerant(2);
                                 socketDataMsg.setData(JSON.toJSONString(featurePointVO));
@@ -389,7 +389,7 @@ public class SocketFreqConverterService {
                             if (ObjectUtil.isNotNull(lastByResidualVoltage) && lastByResidualVoltage.getTolerant() == 1) {
                                 TolerantPointVO featurePointVO = new TolerantPointVO();
 
-                                featurePointVO.setResidualVoltage((task.getPqDipData().getResidualVoltage() + lastByResidualVoltage.getResidualVoltage()) / 2D);
+                                featurePointVO.setResidualVoltage(Math.round((task.getPqDipData().getResidualVoltage() + lastByResidualVoltage.getResidualVoltage()) / 2D * 100) / 100D);
                                 featurePointVO.setDurationMs(Integer.valueOf((task.getPqDipData().getDurationMs().intValue() + lastByResidualVoltage.getDurationMs().intValue()) / 2));
                                 featurePointVO.setTolerant(2);
                                 socketDataMsg.setData(JSON.toJSONString(featurePointVO));