diff --git a/src/main/java/com/spring/modules/quote/entity/QuoteDetailBom.java b/src/main/java/com/spring/modules/quote/entity/QuoteDetailBom.java
index 46fe8a74..0c64559a 100644
--- a/src/main/java/com/spring/modules/quote/entity/QuoteDetailBom.java
+++ b/src/main/java/com/spring/modules/quote/entity/QuoteDetailBom.java
@@ -83,6 +83,8 @@ public class QuoteDetailBom {
     // 是否是BOM
     private String bomFlag;
 
+    private Long bomId;
+
     @TableField(exist = false)
     private String partDesc;
     @TableField(exist = false)
diff --git a/src/main/java/com/spring/modules/quote/service/QuoteDetailBomTreeService.java b/src/main/java/com/spring/modules/quote/service/QuoteDetailBomTreeService.java
index 1c13f192..55b00797 100644
--- a/src/main/java/com/spring/modules/quote/service/QuoteDetailBomTreeService.java
+++ b/src/main/java/com/spring/modules/quote/service/QuoteDetailBomTreeService.java
@@ -11,7 +11,7 @@ import java.util.List;
 public interface QuoteDetailBomTreeService extends IService<QuoteDetailBomTree> {
 
 
-    void initQuoteDetailBomTree(QuoteDetail detail, Long parentId, Integer level);
+    long initQuoteDetailBomTree(QuoteDetail detail, Long parentId, Integer level);
 
     List<QuoteDetailBomTree> queryDetailBomTree(QuoteDetail detail);
 
diff --git a/src/main/java/com/spring/modules/quote/service/impl/QuoteDetailBomTreeServiceImpl.java b/src/main/java/com/spring/modules/quote/service/impl/QuoteDetailBomTreeServiceImpl.java
index d3fed415..4dd36f54 100644
--- a/src/main/java/com/spring/modules/quote/service/impl/QuoteDetailBomTreeServiceImpl.java
+++ b/src/main/java/com/spring/modules/quote/service/impl/QuoteDetailBomTreeServiceImpl.java
@@ -42,14 +42,14 @@ public class QuoteDetailBomTreeServiceImpl extends ServiceImpl<QuoteDetailBomTre
     private BaseSearchBean baseSearchBean;
     @Override
     @Transactional
-    public void initQuoteDetailBomTree(QuoteDetail detail, Long parentId, Integer level) {
+    public long initQuoteDetailBomTree(QuoteDetail detail, Long parentId, Integer level) {
         // 1、通过PartNo、Site和BuNo 查询BOM信息 失效日期日期为空 替代为* 和Routing (存在BOM的物料)
         if (parentId.equals(0L)){
             detail.setBomType("Manufacturing");
         }
         QuoteDetailBomTree bom =  baseMapper.queryPartBom(detail);
         if (Objects.isNull(bom)){
-            return;
+            return 0;
         }
         bom.setParentId(parentId);
         bom.setLevel(level);
@@ -121,7 +121,9 @@ public class QuoteDetailBomTreeServiceImpl extends ServiceImpl<QuoteDetailBomTre
             // 物料是半成品
             QuoteDetailBomTree bomTree = isComponentBom(quoteDetail);
             if (Objects.nonNull(bomTree) && "Y".equals(component.getBomFlag())) {
-                initQuoteDetailBomTree(quoteDetail ,bom.getId(),level+1);
+                long id = initQuoteDetailBomTree(quoteDetail ,bom.getId(),level+1);
+                // 如果是BOM 为子料绑定是哪个Bom
+                component.setBomId(id);
                 // 半成品 价格为0
                 component.setUnitPrice(BigDecimal.ZERO);
                 component.setActualPrice(BigDecimal.ZERO);
@@ -167,6 +169,7 @@ public class QuoteDetailBomTreeServiceImpl extends ServiceImpl<QuoteDetailBomTre
             component.setTreeId(bom.getId());
             quoteDetailBomService.save(component);
         }
+        return bom.getId();
     }
 
     private QuoteDetailBomTree isComponentBom(QuoteDetail component) {
@@ -250,7 +253,11 @@ public class QuoteDetailBomTreeServiceImpl extends ServiceImpl<QuoteDetailBomTre
             detail.setBomType(tree.getBomType());
             detail.setEngChgLevel(tree.getEngChgLevel());
             detail.setAlternativeNo(tree.getAlternativeNo());
-            initQuoteDetailBomTree(detail, bomTree.getParentId(), Optional.ofNullable(tree.getLevel()).orElse(0));
+            long bomId = initQuoteDetailBomTree(detail, bomTree.getParentId(), Optional.ofNullable(tree.getLevel()).orElse(0));
+            quoteDetailBomService.lambdaUpdate()
+                    .set(QuoteDetailBom::getBomId,bomId)
+                    .eq(QuoteDetailBom::getBomId,bomTree.getId())
+                    .update();
         }else {
             QuoteDetail detail = new QuoteDetail();
             detail.setQuoteId(tree.getQuoteId());
diff --git a/src/main/java/com/spring/modules/quote/service/impl/QuoteDetailServiceImpl.java b/src/main/java/com/spring/modules/quote/service/impl/QuoteDetailServiceImpl.java
index 62ee4ffb..be8cabfe 100644
--- a/src/main/java/com/spring/modules/quote/service/impl/QuoteDetailServiceImpl.java
+++ b/src/main/java/com/spring/modules/quote/service/impl/QuoteDetailServiceImpl.java
@@ -291,9 +291,11 @@ public class QuoteDetailServiceImpl extends ServiceImpl<QuoteDetailMapper, Quote
 
                     BigDecimal qtyPerAssembly = BigDecimal.ONE;
                     for (QuoteDetailBom bom : parentBomList) {
-                        BigDecimal yield = BigDecimal.ONE.subtract(bom.getShrinkageFactor().divide( BigDecimal.valueOf(100),16,RoundingMode.HALF_UP));
-                        BigDecimal decimal = bom.getQtyPerAssembly().divide(yield, 16, RoundingMode.HALF_UP);
-                        qtyPerAssembly = qtyPerAssembly.multiply(decimal);
+                        if (bomTree.getId().equals(bom.getBomId())) {
+                            BigDecimal yield = BigDecimal.ONE.subtract(bom.getShrinkageFactor().divide( BigDecimal.valueOf(100),16,RoundingMode.HALF_UP));
+                            BigDecimal decimal = bom.getQtyPerAssembly().divide(yield, 16, RoundingMode.HALF_UP);
+                            qtyPerAssembly = qtyPerAssembly.multiply(decimal);
+                        }
                     }
                     // 计算 损耗和用量得到的差异
                     bomLabourCost = bomLabourCost.multiply(qtyPerAssembly);
diff --git a/src/main/resources/mapper/quote/QuoteDetailBomMapper.xml b/src/main/resources/mapper/quote/QuoteDetailBomMapper.xml
index ad15acfb..c04b2363 100644
--- a/src/main/resources/mapper/quote/QuoteDetailBomMapper.xml
+++ b/src/main/resources/mapper/quote/QuoteDetailBomMapper.xml
@@ -36,7 +36,8 @@
         qdb.unit_price,
         qdb.actual_price,
         qdb.quote_price,
-        qdb.bom_flag
+        qdb.bom_flag,
+        qdb.bom_id
         from plm_quote_detail_bom qdb
         left join part p on qdb.site = p.site and qdb.component_part = p.part_no
         where quote_detail_id = #{quoteDetailId}
@@ -79,7 +80,8 @@
         qdb.unit_price,
         qdb.actual_price,
         qdb.quote_price,
-        qdb.bom_flag
+        qdb.bom_flag,
+        qdb.bom_id
         from plm_quote_detail_bom qdb
         left join part p on qdb.site = p.site and qdb.component_part = p.part_no
         <where>