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 5ace98c3..b32dfbbb 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
@@ -252,6 +252,8 @@ public class QuoteServiceImpl extends ServiceImpl<QuoteMapper, Quote> implements
     @Transactional
     public List<Long> batchSaveQuoteByQuotation(List<QuotationInformationVo> list) {
         List<Long> ids = new ArrayList<>();// 获取保存成功的报价单ID
+        // 按 site 缓存下一个可用报价序号，避免批量处理时重复扫描 plm_quote 获取最大号
+        Map<String, Integer> siteNextQuoteNoMap = new HashMap<>();
         for (QuotationInformationVo quotation : list) {
             if (Objects.isNull(quotation.getCurrency())){
                 throw new RuntimeException("币种不能为空");
@@ -278,8 +280,16 @@ public class QuoteServiceImpl extends ServiceImpl<QuoteMapper, Quote> implements
             quote.setCreateDate(new Date());
             quote.setQuoteDate(new Date());
 //            quote.setCustomerInquiryNo(quotation.getCustomer());
-            // 2、获取报价单号
-            String quoteNo = Constant.BJ+baseMapper.queryQuoteNo(quote);
+            // 2、获取报价单号（按站点批量缓存起始号，循环内递增）
+            Integer nextQuoteNo = siteNextQuoteNoMap.get(quote.getSite());
+            if (Objects.isNull(nextQuoteNo)) {
+                Quote seedQuote = new Quote();
+                seedQuote.setSite(quote.getSite());
+                String quoteNoSeed = baseMapper.queryQuoteNo(seedQuote);
+                nextQuoteNo = StringUtils.hasText(quoteNoSeed) ? Integer.parseInt(quoteNoSeed) : 1;
+            }
+            String quoteNo = Constant.BJ + String.format("%08d", nextQuoteNo);
+            siteNextQuoteNoMap.put(quote.getSite(), nextQuoteNo + 1);
             quote.setQuoteNo(quoteNo);
             quote.setVersionNo("A001");
             quote.setQuoteVersionNo(quote.getQuoteNo() + "-" + quote.getVersionNo());
diff --git a/src/main/resources/mapper/quotation/QuotationInformationMapper.xml b/src/main/resources/mapper/quotation/QuotationInformationMapper.xml
index b5386f6b..a3a3ada2 100644
--- a/src/main/resources/mapper/quotation/QuotationInformationMapper.xml
+++ b/src/main/resources/mapper/quotation/QuotationInformationMapper.xml
@@ -285,7 +285,12 @@
         left join plm_customer_part_info pcpi on a.site = pcpi.site and a.test_part_no = pcpi.part_no and a.customer_no = pcpi.customer_no
         <where>
             a.site = #{query.site} and d.node_id = '400'
-            and a.quotation_no not in (select inside_inquiry_no from plm_quote where site = #{query.site})
+            and not exists (
+                select 1
+                from plm_quote
+                where site = #{query.site}
+                  and inside_inquiry_no = a.quotation_no
+            )
             <if test="query.createBy != null and query.createBy != ''">
                 and vpp.bu_no in (select bu_No from dbo.Get_Now_BU_chooseAble(a.site, #{query.createBy}))
             </if>