diff --git a/src/main/java/com/zhgd/xmgl/modules/bigdevice/service/impl/TunnelBoringMachineCurrentDataServiceImpl.java b/src/main/java/com/zhgd/xmgl/modules/bigdevice/service/impl/TunnelBoringMachineCurrentDataServiceImpl.java
index a114b5741..51533b409 100644
--- a/src/main/java/com/zhgd/xmgl/modules/bigdevice/service/impl/TunnelBoringMachineCurrentDataServiceImpl.java
+++ b/src/main/java/com/zhgd/xmgl/modules/bigdevice/service/impl/TunnelBoringMachineCurrentDataServiceImpl.java
@@ -278,7 +278,7 @@ public class TunnelBoringMachineCurrentDataServiceImpl extends ServiceImpl<Tunne
         tunnelBoringMachineStatVo.setNumberByMonth(lastData.getMonthNumber());
         tunnelBoringMachineStatVo.setTunnelBoringMachineCurrentDataVo(lastData);
         tunnelBoringMachineStatVo.setCompleteRatio(tunnelBoringMachine.getTotalNumber() == null ? "0" : new BigDecimal(lastData.getCurrentNumber()).divide(new BigDecimal(tunnelBoringMachine.getTotalNumber()),
-                3,BigDecimal.ROUND_HALF_UP).multiply(new BigDecimal(100)).toString());
+                4,BigDecimal.ROUND_HALF_UP).multiply(new BigDecimal(100)).toString());
         List<String> dayList = DateUtils.getNowFewDaysAgoList(15);
         List<TunnelBoringMachineStat> resultList = new ArrayList<>();
         for (String s : dayList) {