diff --git a/jnpf-java-boot/jnpf-example/jnpf-example-biz/src/main/java/jnpf/service/impl/YysMaterialProcurementItemServiceImpl.java b/jnpf-java-boot/jnpf-example/jnpf-example-biz/src/main/java/jnpf/service/impl/YysMaterialProcurementItemServiceImpl.java
index 7b9cadf..fad9297 100644
--- a/jnpf-java-boot/jnpf-example/jnpf-example-biz/src/main/java/jnpf/service/impl/YysMaterialProcurementItemServiceImpl.java
+++ b/jnpf-java-boot/jnpf-example/jnpf-example-biz/src/main/java/jnpf/service/impl/YysMaterialProcurementItemServiceImpl.java
@@ -22,6 +22,7 @@ import java.util.stream.Collectors;
 
 import jnpf.base.model.ColumnDataModel;
 import org.apache.commons.collections4.CollectionUtils;
+import org.apache.commons.lang3.StringUtils;
 import org.springframework.stereotype.Service;
 import com.baomidou.mybatisplus.core.metadata.IPage;
 import jnpf.database.model.superQuery.SuperJsonModel;
@@ -96,8 +97,16 @@ public class YysMaterialProcurementItemServiceImpl extends ServiceImpl<YysMateri
         if (ObjectUtil.isNull(entity)) {
             return;
         }
-        entity.setOrderQuantity(nums);
-        entity.setOrderNos(join);
+        if (ObjectUtil.isNotEmpty(entity.getOrderQuantity())) {
+            entity.setOrderQuantity(entity.getOrderQuantity().add(nums));
+        } else {
+            entity.setOrderQuantity(nums);
+        }
+        if (StringUtils.isNoneBlank(entity.getOrderNos())) {
+            entity.setOrderNos(String.join(",", join, entity.getOrderNos()));
+        } else {
+            entity.setOrderNos(join);
+        }
         this.updateById(entity);
     }
 }
diff --git a/jnpf-java-boot/jnpf-example/jnpf-example-biz/src/main/java/jnpf/service/impl/YysMaterialProcurementOrderServiceImpl.java b/jnpf-java-boot/jnpf-example/jnpf-example-biz/src/main/java/jnpf/service/impl/YysMaterialProcurementOrderServiceImpl.java
index 423d09c..e365077 100644
--- a/jnpf-java-boot/jnpf-example/jnpf-example-biz/src/main/java/jnpf/service/impl/YysMaterialProcurementOrderServiceImpl.java
+++ b/jnpf-java-boot/jnpf-example/jnpf-example-biz/src/main/java/jnpf/service/impl/YysMaterialProcurementOrderServiceImpl.java
@@ -1,7 +1,6 @@
 package jnpf.service.impl;
 
-import cn.hutool.core.bean.BeanUtil;
-import com.google.common.collect.Lists;
+import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import jnpf.entity.*;
 import jnpf.mapper.YysMaterialProcurementOrderMapper;
 import jnpf.service.*;
@@ -11,11 +10,7 @@ import jnpf.model.yysmaterialprocurementorder.*;
 import java.math.BigDecimal;
 
 import cn.hutool.core.util.ObjectUtil;
-import jnpf.permission.model.authorize.AuthorizeConditionModel;
 import jnpf.util.GeneraterSwapUtil;
-import jnpf.database.model.superQuery.SuperQueryJsonModel;
-import jnpf.database.model.superQuery.ConditionJsonModel;
-import jnpf.database.model.superQuery.SuperQueryConditionModel;
 
 import java.lang.reflect.Field;
 
@@ -24,7 +19,7 @@ import com.baomidou.mybatisplus.annotation.TableField;
 import java.time.LocalDate;
 import java.time.format.DateTimeFormatter;
 import java.util.concurrent.CompletableFuture;
-import java.util.regex.Pattern;
+import java.util.concurrent.atomic.AtomicInteger;
 
 import jnpf.model.QueryModel;
 
@@ -41,15 +36,12 @@ import org.springframework.transaction.annotation.Transactional;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 
-import java.text.SimpleDateFormat;
-
 import jnpf.util.*;
 
 import java.util.*;
 
 import jnpf.base.UserInfo;
 import jnpf.permission.entity.UserEntity;
-import org.springframework.web.bind.annotation.RequestBody;
 
 import javax.annotation.Resource;
 
@@ -373,11 +365,13 @@ public class YysMaterialProcurementOrderServiceImpl extends ServiceImpl<YysMater
         if (CollectionUtils.isEmpty(form.getOrderData())) {
             return "采购单信息为空";
         }
+        //获取当日最新编号
+        int num = this.getNewNum();
+        AtomicInteger index = new AtomicInteger(num);
         String currentDate = LocalDate.now().format(DateTimeFormatter.ofPattern("yyyyMMdd"));
         List<YysMaterialProcurementOrderEntity> collect = form.getOrderData().stream().map(form1 -> {
             String mainId = RandomUtil.uuId();
-            int index = 1;
-            String number = String.format("%03d", index);
+            String number = String.format("%03d", index.getAndIncrement());
             YysMaterialProcurementOrderEntity entity = new YysMaterialProcurementOrderEntity();
             entity.setOrderDate(DateUtil.getNowDate());
             entity.setRequestDeliveryDate(new Date(Long.parseLong(form1.getRequestDeliveryDate())));
@@ -394,7 +388,6 @@ public class YysMaterialProcurementOrderServiceImpl extends ServiceImpl<YysMater
             entity.setOrderNumber("PO" + currentDate + number);
             entity.setCreatorTime(DateUtil.getNowDate());
             entity.setCreatorUserId(userProvider.get().getUserId());
-            index++;
             return entity;
         }).collect(Collectors.toList());
         boolean result = this.saveBatch(collect);
@@ -410,4 +403,26 @@ public class YysMaterialProcurementOrderServiceImpl extends ServiceImpl<YysMater
         }
         return "生成失败";
     }
+
+    private int getNewNum() {
+        String currentDate = LocalDate.now().format(DateTimeFormatter.ofPattern("yyyyMMdd"));
+        LambdaQueryWrapper<YysMaterialProcurementOrderEntity> wrapper = new LambdaQueryWrapper<>();
+        Calendar calendar = Calendar.getInstance();
+        calendar.set(Calendar.HOUR_OF_DAY, 0);
+        calendar.set(Calendar.MINUTE, 0);
+        calendar.set(Calendar.SECOND, 0);
+        calendar.set(Calendar.MILLISECOND, 0);
+        Date todayStart = calendar.getTime();
+        calendar.add(Calendar.DAY_OF_MONTH, 1);
+        calendar.add(Calendar.MILLISECOND, -1);
+        Date todayEnd = calendar.getTime();
+        wrapper.between(YysMaterialProcurementOrderEntity::getOrderDate, todayStart, todayEnd);
+        wrapper.orderByDesc(YysMaterialProcurementOrderEntity::getOrderNumber).last("limit 0,1");
+        YysMaterialProcurementOrderEntity max = this.getOne(wrapper);
+        if (ObjectUtil.isEmpty(max)) {
+            return 1;
+        }
+        String number = max.getOrderNumber().replace("PO", "").replace(currentDate, "");
+        return Integer.parseInt(number) + 1;
+    }
 }
diff --git a/jnpf-java-boot/jnpf-example/jnpf-example-entity/src/main/java/jnpf/model/yysmaterialprocurementorder/YysMaterialProcurementOrderForm.java b/jnpf-java-boot/jnpf-example/jnpf-example-entity/src/main/java/jnpf/model/yysmaterialprocurementorder/YysMaterialProcurementOrderForm.java
index 9bae81d..5cd46a1 100644
--- a/jnpf-java-boot/jnpf-example/jnpf-example-entity/src/main/java/jnpf/model/yysmaterialprocurementorder/YysMaterialProcurementOrderForm.java
+++ b/jnpf-java-boot/jnpf-example/jnpf-example-entity/src/main/java/jnpf/model/yysmaterialprocurementorder/YysMaterialProcurementOrderForm.java
@@ -45,7 +45,7 @@ public class YysMaterialProcurementOrderForm {
     /**
      * 物料编码
      **/
-    @JsonProperty("materialID")
+    @JsonProperty("materialId")
     private String materialId;
     /**
     /**