diff --git a/src/main/java/com/spring/modules/quote/service/impl/QuoteServiceImpl.java b/src/main/java/com/spring/modules/quote/service/impl/QuoteServiceImpl.java
index b23a3f70..3e273919 100644
--- a/src/main/java/com/spring/modules/quote/service/impl/QuoteServiceImpl.java
+++ b/src/main/java/com/spring/modules/quote/service/impl/QuoteServiceImpl.java
@@ -105,7 +105,8 @@ public class QuoteServiceImpl extends ServiceImpl<QuoteMapper, Quote> implements
     @Override
     @Transactional
     public String saveQuote(Quote quote) {
-        assertProjectCompleted(quote.getSite(), quote.getProjectNo());
+        PlmProjectInfo project = assertProjectCompleted(quote.getSite(), quote.getProjectNo());
+        quote.setAnnualSales(project.getProjectAmount());
         // 1、获取BU对应Site
         // 2、获取报价单号
         String quoteNo = Constant.BJ+baseMapper.queryQuoteNo(quote);
@@ -177,6 +178,7 @@ public class QuoteServiceImpl extends ServiceImpl<QuoteMapper, Quote> implements
     @Override
     @Transactional
     public void updateQuote(Quote quote) {
+        fillAnnualSalesFromProject(quote);
         // 校验项目和客户
         checkCustomerAndProject(quote);
         // 校验人员
@@ -269,7 +271,7 @@ public class QuoteServiceImpl extends ServiceImpl<QuoteMapper, Quote> implements
             if (quotation.getQty().compareTo(BigDecimal.ZERO) <= 0) {
                 throw new RuntimeException("MOQ不能小于等于0");
             }
-            assertProjectCompleted(quotation.getSite(), quotation.getProjectId());
+            PlmProjectInfo project = assertProjectCompleted(quotation.getSite(), quotation.getProjectId());
             Quote quote = new Quote();
             // 1、获取bu和site
             quote.setStatus("草稿");
@@ -277,6 +279,7 @@ public class QuoteServiceImpl extends ServiceImpl<QuoteMapper, Quote> implements
             quote.setSite(quotation.getSite());
 
             quote.setProjectNo(quotation.getProjectId());
+            quote.setAnnualSales(project.getProjectAmount());
             quote.setCustomerNo(quotation.getCustomerNo());
             quote.setQuoter(quotation.getQuoter());
             quote.setPurchase(quotation.getTracker());
@@ -581,14 +584,14 @@ public class QuoteServiceImpl extends ServiceImpl<QuoteMapper, Quote> implements
     @Override
     @Transactional
     public void submitChange(Quote quote) {
-        // 1. 先更新主表数据（包括annual_sales等字段），确保在事务中
+        // 1. 先按项目年销售额回写主表 annual_sales，不允许前端改值
         Quote updateQuote = new Quote();
         updateQuote.setId(quote.getId());
-        // 只更新需要的字段
-        if (quote.getAnnualSales() != null) {
-            updateQuote.setAnnualSales(quote.getAnnualSales());
+        Quote dbQuote = getById(quote.getId());
+        if (dbQuote != null) {
+            fillAnnualSalesFromProject(dbQuote);
+            updateQuote.setAnnualSales(dbQuote.getAnnualSales());
         }
-        // 可以根据需要添加其他需要更新的字段
         updateQuote.setUpdateBy(quote.getUserName());
         updateQuote.setUpdateDate(new Date());
         updateById(updateQuote);
@@ -876,7 +879,20 @@ public class QuoteServiceImpl extends ServiceImpl<QuoteMapper, Quote> implements
                 .one();
     }
 
-    private void assertProjectCompleted(String site, String projectId) {
+    private PlmProjectInfo assertProjectCompleted(String site, String projectId) {
+        PlmProjectInfo project = getProjectOrThrow(site, projectId);
+        if (!"已完成".equals(project.getStatus())) {
+            throw new RuntimeException("仅项目单据状态为已完成时允许报价，当前状态：" + project.getStatus());
+        }
+        return project;
+    }
+
+    private void fillAnnualSalesFromProject(Quote quote) {
+        PlmProjectInfo project = getProjectOrThrow(quote.getSite(), quote.getProjectNo());
+        quote.setAnnualSales(project.getProjectAmount());
+    }
+
+    private PlmProjectInfo getProjectOrThrow(String site, String projectId) {
         if (!StringUtils.hasText(site) || !StringUtils.hasText(projectId)) {
             throw new RuntimeException("项目号不能为空");
         }
@@ -884,8 +900,6 @@ public class QuoteServiceImpl extends ServiceImpl<QuoteMapper, Quote> implements
         if (project == null) {
             throw new RuntimeException("未找到对应项目信息");
         }
-        if (!"已完成".equals(project.getStatus())) {
-            throw new RuntimeException("仅项目单据状态为已完成时允许报价，当前状态：" + project.getStatus());
-        }
+        return project;
     }
 }
diff --git a/src/main/resources/mapper/project/ProjectDao.xml b/src/main/resources/mapper/project/ProjectDao.xml
index 5deff267..8b60cd01 100644
--- a/src/main/resources/mapper/project/ProjectDao.xml
+++ b/src/main/resources/mapper/project/ProjectDao.xml
@@ -744,6 +744,7 @@ customer_project_no,productSet,project_amount,step_id,reject_flag,reject_step_id
         select project_id,
                project_name,
                status,
+               project_amount as projectAmount,
                (select top 1 vp.bu_no
                 from view_Project_Part vp
                 where vp.site = plm_project_info.site