diff --git a/modules/i3plus-ext-mes-pcn-apiservice/src/main/java/cn/estsh/i3plus/ext/mes/pcn/apiservice/serviceimpl/base/MesReworkTaskServiceImpl.java b/modules/i3plus-ext-mes-pcn-apiservice/src/main/java/cn/estsh/i3plus/ext/mes/pcn/apiservice/serviceimpl/base/MesReworkTaskServiceImpl.java
index ff66266..a17d6c0 100644
--- a/modules/i3plus-ext-mes-pcn-apiservice/src/main/java/cn/estsh/i3plus/ext/mes/pcn/apiservice/serviceimpl/base/MesReworkTaskServiceImpl.java
+++ b/modules/i3plus-ext-mes-pcn-apiservice/src/main/java/cn/estsh/i3plus/ext/mes/pcn/apiservice/serviceimpl/base/MesReworkTaskServiceImpl.java
@@ -24,6 +24,7 @@ import cn.estsh.i3plus.pojo.mes.util.MesExtEnumUtil;
 import cn.estsh.impp.framework.boot.auth.AuthUtil;
 import cn.estsh.impp.framework.boot.exception.ImppBusiException;
 import lombok.extern.slf4j.Slf4j;
+import org.apache.commons.collections.map.HashedMap;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.beans.BeanUtils;
@@ -33,8 +34,10 @@ import org.springframework.util.CollectionUtils;
 import org.springframework.util.StringUtils;
 
 import java.util.*;
+import java.util.function.Function;
 import java.util.stream.Collectors;
 import java.util.stream.IntStream;
+import java.util.stream.Stream;
 
 
 /**
@@ -247,6 +250,7 @@ public class MesReworkTaskServiceImpl implements IMesReworkTaskService {
         try {
             //
             List<String> snList = Arrays.asList(requestModel.getSn().split(","));
+            snList = snList.stream().distinct().collect(Collectors.toList());
             List<String> idList = Arrays.asList(requestModel.getAssemblyIds().split(","));
             // 判断数量是否一致
             if (snList.size() != idList.size()) MesPcnException.throwFlowException("选中的装配件个数和输入的个数不一致");
@@ -263,13 +267,25 @@ public class MesReworkTaskServiceImpl implements IMesReworkTaskService {
             }
             Map<Long, String> mapProductionAssemble = mesProductionAssemblies.stream().collect(Collectors.toMap(mesProductionAssembly -> mesProductionAssembly.getId(), mesProductionAssembly -> mesProductionAssembly.getAssemblyPartNo()));
 
+            List<Integer> snStatusList = Stream.of(MesExtEnumUtil.PRODUCE_SN_STATUS.OFFLINE.getValue(), MesExtEnumUtil.PRODUCE_SN_STATUS.ASSEMBLY_BACK.getValue()).collect(Collectors.toList());
             // 获取替换条码信息列表
             DdlPackBean snDdlPackBean = DdlPackBean.getDdlPackBean();
             DdlPreparedPack.getInPackList(snList, "productSn", snDdlPackBean);
-            List<MesProduceSn> mesProduceSns = mesProduceSnRepository.findByHqlWhere(snDdlPackBean);
+            DdlPreparedPack.getInPackList(snStatusList, "snStatus", snDdlPackBean);
+
+            List<MesProduceSn> mesProduceSnList = mesProduceSnRepository.findByHqlWhere(snDdlPackBean);
             if (CollectionUtils.isEmpty(mesProductionAssemblies)) {
                 MesPcnException.throwFlowException("零件条码不存在");
             }
+            List<MesProduceSn> mesProduceSns =  new ArrayList<>();
+            Map<String, List<MesProduceSn>>  productSnListMap = mesProduceSnList.stream().collect(Collectors.groupingBy(mesProduceSn -> mesProduceSn.getProductSn()));
+            Map<String, MesProduceSn> productSnMap = new HashedMap();
+            productSnListMap.forEach((k,v) -> {
+                MesProduceSn produceSn = v.stream().sorted(Comparator.comparing(MesProduceSn::getCreateDatetime).reversed()).findFirst().get();
+                mesProduceSns.add(produceSn);
+                productSnMap.put(produceSn.getProductSn(), produceSn);
+            });
+
             Map<String, String> mapProduceSn = mesProduceSns.stream().collect(Collectors.toMap(mesProduceSn -> mesProduceSn.getPartNo(), mesProduceSn -> mesProduceSn.getProductSn()));
 
             mapProductionAssemble.forEach((k, v) -> {
@@ -281,9 +297,7 @@ public class MesReworkTaskServiceImpl implements IMesReworkTaskService {
             });
 
             for (String sn : snList) {
-                DdlPackBean packBean = DdlPackBean.getDdlPackBean(requestModel.getOrganizeCode());
-                DdlPreparedPack.getStringEqualPack(sn, "productSn", packBean);
-                MesProduceSn mesProduceSn = mesProduceSnRepository.getByProperty(packBean);
+                MesProduceSn mesProduceSn = productSnMap.get(sn);
                 if (mesProduceSn == null) {
                     MesPcnException.throwFlowException("条码信息不存在");
                 }