diff --git a/src/main/java/com/xujie/sys/modules/quote/service/impl/QuoteDetailBomServiceImpl.java b/src/main/java/com/xujie/sys/modules/quote/service/impl/QuoteDetailBomServiceImpl.java
index 46d07ed4..44f8f84d 100644
--- a/src/main/java/com/xujie/sys/modules/quote/service/impl/QuoteDetailBomServiceImpl.java
+++ b/src/main/java/com/xujie/sys/modules/quote/service/impl/QuoteDetailBomServiceImpl.java
@@ -76,7 +76,7 @@ public class QuoteDetailBomServiceImpl extends ServiceImpl<QuoteDetailBomMapper,
         }
         BigDecimal componentUnitScrap = componentScrap.divide(qty,4, RoundingMode.HALF_UP);
         BigDecimal needQty =
-                qtyPerAssembly.multiply(BigDecimal.valueOf(1).add((shrinkageFactor.divide(BigDecimal.valueOf(100),4, RoundingMode.HALF_UP))))
+                qtyPerAssembly.divide(shrinkageFactor.divide(BigDecimal.valueOf(100),4, RoundingMode.HALF_UP),4, RoundingMode.HALF_UP)
                         .add(componentUnitScrap);
 
         return needQty.multiply(unitPrice).setScale(4, RoundingMode.HALF_UP);
@@ -101,7 +101,7 @@ public class QuoteDetailBomServiceImpl extends ServiceImpl<QuoteDetailBomMapper,
         }
         BigDecimal componentUnitScrap = componentScrap.divide(qty,4, RoundingMode.HALF_UP);
         BigDecimal needQty =
-                qtyPerAssembly.multiply(BigDecimal.valueOf(1).add((shrinkageFactor.divide(BigDecimal.valueOf(100),4, RoundingMode.HALF_UP))))
+                qtyPerAssembly.divide(shrinkageFactor.divide(BigDecimal.valueOf(100),4, RoundingMode.HALF_UP),4, RoundingMode.HALF_UP)
                         .add(componentUnitScrap);
 
         return needQty.multiply(actualPrice).setScale(4, RoundingMode.HALF_UP);
@@ -126,7 +126,7 @@ public class QuoteDetailBomServiceImpl extends ServiceImpl<QuoteDetailBomMapper,
         }
         BigDecimal componentUnitScrap = componentScrap.divide(qty,4, RoundingMode.HALF_UP);
         BigDecimal needQty =
-                qtyPerAssembly.multiply(BigDecimal.valueOf(1).add((shrinkageFactor.divide(BigDecimal.valueOf(100),4, RoundingMode.HALF_UP))))
+                qtyPerAssembly.divide(shrinkageFactor.divide(BigDecimal.valueOf(100),4, RoundingMode.HALF_UP),4, RoundingMode.HALF_UP)
                         .add(componentUnitScrap);
         return needQty.multiply(quotePrice).setScale(4, RoundingMode.HALF_UP);
     }