diff --git a/pqs-harmonic/harmonic-boot/src/main/java/com/njcn/harmonic/service/impl/GridServiceImpl.java b/pqs-harmonic/harmonic-boot/src/main/java/com/njcn/harmonic/service/impl/GridServiceImpl.java
index 6dbd2cb2d..25007f02a 100644
--- a/pqs-harmonic/harmonic-boot/src/main/java/com/njcn/harmonic/service/impl/GridServiceImpl.java
+++ b/pqs-harmonic/harmonic-boot/src/main/java/com/njcn/harmonic/service/impl/GridServiceImpl.java
@@ -308,7 +308,7 @@ public class GridServiceImpl implements IGridService {
             if (CollUtil.isNotEmpty(childrenList)) {
                 int sum = childrenList.stream().mapToInt(EvaluationVo.Children::getSize).sum();
                 if (lineList.size()!=0) {
-                    result.setLineRatio(NumberUtil.round(sum/lineList.size(),2).doubleValue());
+                    result.setLineRatio(NumberUtil.round(sum * 100.0     /lineList.size(),2).doubleValue());
                 }
             }
         }