diff --git a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/controller/admin/wm/wmpackage/MesWmPackageController.java b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/controller/admin/wm/packages/MesWmPackageController.java
index 87983f3..b04730b 100644
--- a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/controller/admin/wm/wmpackage/MesWmPackageController.java
+++ b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/controller/admin/wm/packages/MesWmPackageController.java
@@ -1,39 +1,32 @@
-package cn.iocoder.yudao.module.mes.controller.admin.wm.wmpackage;
+package cn.iocoder.yudao.module.mes.controller.admin.wm.packages;
 
 import cn.hutool.core.collection.CollUtil;
-import cn.iocoder.yudao.framework.apilog.core.annotation.ApiAccessLog;
 import cn.iocoder.yudao.framework.common.pojo.CommonResult;
-import cn.iocoder.yudao.framework.common.pojo.PageParam;
 import cn.iocoder.yudao.framework.common.pojo.PageResult;
 import cn.iocoder.yudao.framework.common.util.collection.MapUtils;
 import cn.iocoder.yudao.framework.common.util.object.BeanUtils;
-import cn.iocoder.yudao.framework.excel.core.util.ExcelUtils;
-import cn.iocoder.yudao.module.mes.controller.admin.wm.wmpackage.vo.MesWmPackagePageReqVO;
-import cn.iocoder.yudao.module.mes.controller.admin.wm.wmpackage.vo.MesWmPackageRespVO;
-import cn.iocoder.yudao.module.mes.controller.admin.wm.wmpackage.vo.MesWmPackageSaveReqVO;
+import cn.iocoder.yudao.module.mes.controller.admin.wm.packages.vo.MesWmPackagePageReqVO;
+import cn.iocoder.yudao.module.mes.controller.admin.wm.packages.vo.MesWmPackageRespVO;
+import cn.iocoder.yudao.module.mes.controller.admin.wm.packages.vo.MesWmPackageSaveReqVO;
 import cn.iocoder.yudao.module.mes.dal.dataobject.md.client.MesMdClientDO;
 import cn.iocoder.yudao.module.mes.dal.dataobject.md.unitmeasure.MesMdUnitMeasureDO;
-import cn.iocoder.yudao.module.mes.dal.dataobject.wm.wmpackage.MesWmPackageDO;
+import cn.iocoder.yudao.module.mes.dal.dataobject.wm.packages.MesWmPackageDO;
 import cn.iocoder.yudao.module.mes.service.md.client.MesMdClientService;
 import cn.iocoder.yudao.module.mes.service.md.unitmeasure.MesMdUnitMeasureService;
-import cn.iocoder.yudao.module.mes.service.wm.wmpackage.MesWmPackageService;
+import cn.iocoder.yudao.module.mes.service.wm.packages.MesWmPackageService;
 import cn.iocoder.yudao.module.system.api.user.AdminUserApi;
 import cn.iocoder.yudao.module.system.api.user.dto.AdminUserRespDTO;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.Parameter;
 import io.swagger.v3.oas.annotations.tags.Tag;
 import jakarta.annotation.Resource;
-import jakarta.servlet.http.HttpServletResponse;
 import jakarta.validation.Valid;
 import org.springframework.security.access.prepost.PreAuthorize;
 import org.springframework.validation.annotation.Validated;
 import org.springframework.web.bind.annotation.*;
 
-import java.io.IOException;
 import java.util.*;
-import java.util.stream.Collectors;
 
-import static cn.iocoder.yudao.framework.apilog.core.enums.OperateTypeEnum.EXPORT;
 import static cn.iocoder.yudao.framework.common.pojo.CommonResult.success;
 import static cn.iocoder.yudao.framework.common.util.collection.CollectionUtils.convertSet;
 
@@ -97,18 +90,6 @@ public class MesWmPackageController {
         return success(new PageResult<>(buildRespVOList(pageResult.getList()), pageResult.getTotal()));
     }
 
-    @GetMapping("/export-excel")
-    @Operation(summary = "导出装箱单 Excel")
-    @PreAuthorize("@ss.hasPermission('mes:wm-package:export')")
-    @ApiAccessLog(operateType = EXPORT)
-    public void exportPackageExcel(@Valid MesWmPackagePageReqVO pageReqVO,
-            HttpServletResponse response) throws IOException {
-        pageReqVO.setPageSize(PageParam.PAGE_SIZE_NONE);
-        PageResult<MesWmPackageDO> pageResult = packageService.getPackagePage(pageReqVO);
-        ExcelUtils.write(response, "装箱单.xls", "数据", MesWmPackageRespVO.class,
-                buildRespVOList(pageResult.getList()));
-    }
-
     @PutMapping("/finish")
     @Operation(summary = "完成装箱单")
     @Parameter(name = "id", description = "编号", required = true)
@@ -118,14 +99,30 @@ public class MesWmPackageController {
         return success(true);
     }
 
-    @GetMapping("/tree")
-    @Operation(summary = "获得装箱单树形结构")
+    @PutMapping("/add-sub-package")
+    @Operation(summary = "添加子箱")
+    @PreAuthorize("@ss.hasPermission('mes:wm-package:update')")
+    public CommonResult<Boolean> addSubPackage(@RequestParam("parentId") Long parentId,
+            @RequestParam("childId") Long childId) {
+        packageService.addSubPackage(parentId, childId);
+        return success(true);
+    }
+
+    @PutMapping("/remove-sub-package")
+    @Operation(summary = "移除子箱")
+    @Parameter(name = "childId", description = "子箱编号", required = true)
+    @PreAuthorize("@ss.hasPermission('mes:wm-package:update')")
+    public CommonResult<Boolean> removeSubPackage(@RequestParam("childId") Long childId) {
+        packageService.removeSubPackage(childId);
+        return success(true);
+    }
+
+    @GetMapping("/simple-list")
+    @Operation(summary = "获取装箱单精简列表")
     @PreAuthorize("@ss.hasPermission('mes:wm-package:query')")
-    public CommonResult<List<MesWmPackageRespVO>> getPackageTree() {
-        List<MesWmPackageDO> list = packageService.getPackageTree();
-        List<MesWmPackageRespVO> voList = buildRespVOList(list);
-        // 构建树形结构
-        return success(buildTree(voList));
+    public CommonResult<List<MesWmPackageRespVO>> getPackageSimpleList() {
+        List<MesWmPackageDO> list = packageService.getPackageSimpleList();
+        return success(buildRespVOList(list));
     }
 
     // ========== 私有方法 ==========
@@ -138,6 +135,7 @@ public class MesWmPackageController {
         Map<Long, MesMdClientDO> clientMap = clientService.getClientMap(
                 convertSet(list, MesWmPackageDO::getClientId));
         // 批量查询计量单位（尺寸 + 重量）
+        // TODO @AI：可以通过 CollecionUtils 里，通过 flat 操作；
         Set<Long> unitIds = new HashSet<>();
         list.forEach(p -> {
             if (p.getSizeUnitId() != null) {
@@ -151,7 +149,7 @@ public class MesWmPackageController {
         // 批量查询检查员
         Map<Long, AdminUserRespDTO> userMap = adminUserApi.getUserMap(
                 convertSet(list, MesWmPackageDO::getInspectorUserId));
-
+        // 构建返回结果
         return BeanUtils.toBean(list, MesWmPackageRespVO.class, vo -> {
             MapUtils.findAndThen(clientMap, vo.getClientId(),
                     client -> vo.setClientCode(client.getCode()).setClientName(client.getName())
@@ -165,16 +163,4 @@ public class MesWmPackageController {
         });
     }
 
-    private List<MesWmPackageRespVO> buildTree(List<MesWmPackageRespVO> list) {
-        // 按 parentId 分组
-        Map<Long, List<MesWmPackageRespVO>> parentMap = list.stream()
-                .collect(Collectors.groupingBy(vo -> vo.getParentId() != null ? vo.getParentId() : 0L));
-        // 设置 children
-        list.forEach(vo -> vo.setChildren(parentMap.get(vo.getId())));
-        // 返回顶级节点（parentId == 0 或 parentId == null）
-        return list.stream()
-                .filter(vo -> vo.getParentId() == null || vo.getParentId() == 0L)
-                .collect(Collectors.toList());
-    }
-
 }
diff --git a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/controller/admin/wm/wmpackage/MesWmPackageLineController.java b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/controller/admin/wm/packages/MesWmPackageLineController.java
index a15e511..3434700 100644
--- a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/controller/admin/wm/wmpackage/MesWmPackageLineController.java
+++ b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/controller/admin/wm/packages/MesWmPackageLineController.java
@@ -1,27 +1,27 @@
-package cn.iocoder.yudao.module.mes.controller.admin.wm.wmpackage;
+package cn.iocoder.yudao.module.mes.controller.admin.wm.packages;
 
 import cn.hutool.core.collection.CollUtil;
 import cn.iocoder.yudao.framework.common.pojo.CommonResult;
 import cn.iocoder.yudao.framework.common.pojo.PageResult;
 import cn.iocoder.yudao.framework.common.util.collection.MapUtils;
 import cn.iocoder.yudao.framework.common.util.object.BeanUtils;
-import cn.iocoder.yudao.module.mes.controller.admin.wm.wmpackage.vo.line.MesWmPackageLinePageReqVO;
-import cn.iocoder.yudao.module.mes.controller.admin.wm.wmpackage.vo.line.MesWmPackageLineRespVO;
-import cn.iocoder.yudao.module.mes.controller.admin.wm.wmpackage.vo.line.MesWmPackageLineSaveReqVO;
+import cn.iocoder.yudao.module.mes.controller.admin.wm.packages.vo.line.MesWmPackageLinePageReqVO;
+import cn.iocoder.yudao.module.mes.controller.admin.wm.packages.vo.line.MesWmPackageLineRespVO;
+import cn.iocoder.yudao.module.mes.controller.admin.wm.packages.vo.line.MesWmPackageLineSaveReqVO;
 import cn.iocoder.yudao.module.mes.dal.dataobject.md.item.MesMdItemDO;
 import cn.iocoder.yudao.module.mes.dal.dataobject.md.unitmeasure.MesMdUnitMeasureDO;
 import cn.iocoder.yudao.module.mes.dal.dataobject.pro.workorder.MesProWorkOrderDO;
 import cn.iocoder.yudao.module.mes.dal.dataobject.wm.warehouse.MesWmWarehouseAreaDO;
 import cn.iocoder.yudao.module.mes.dal.dataobject.wm.warehouse.MesWmWarehouseDO;
 import cn.iocoder.yudao.module.mes.dal.dataobject.wm.warehouse.MesWmWarehouseLocationDO;
-import cn.iocoder.yudao.module.mes.dal.dataobject.wm.wmpackage.MesWmPackageLineDO;
+import cn.iocoder.yudao.module.mes.dal.dataobject.wm.packages.MesWmPackageLineDO;
 import cn.iocoder.yudao.module.mes.service.md.item.MesMdItemService;
 import cn.iocoder.yudao.module.mes.service.md.unitmeasure.MesMdUnitMeasureService;
 import cn.iocoder.yudao.module.mes.service.pro.workorder.MesProWorkOrderService;
 import cn.iocoder.yudao.module.mes.service.wm.warehouse.MesWmWarehouseAreaService;
 import cn.iocoder.yudao.module.mes.service.wm.warehouse.MesWmWarehouseLocationService;
 import cn.iocoder.yudao.module.mes.service.wm.warehouse.MesWmWarehouseService;
-import cn.iocoder.yudao.module.mes.service.wm.wmpackage.MesWmPackageLineService;
+import cn.iocoder.yudao.module.mes.service.wm.packages.MesWmPackageLineService;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.Parameter;
 import io.swagger.v3.oas.annotations.tags.Tag;
diff --git a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/controller/admin/wm/wmpackage/vo/MesWmPackagePageReqVO.java b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/controller/admin/wm/packages/vo/MesWmPackagePageReqVO.java
index 4238e8a..dbba7f1 100644
--- a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/controller/admin/wm/wmpackage/vo/MesWmPackagePageReqVO.java
+++ b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/controller/admin/wm/packages/vo/MesWmPackagePageReqVO.java
@@ -1,15 +1,10 @@
-package cn.iocoder.yudao.module.mes.controller.admin.wm.wmpackage.vo;
+package cn.iocoder.yudao.module.mes.controller.admin.wm.packages.vo;
 
 import cn.iocoder.yudao.framework.common.pojo.PageParam;
 import io.swagger.v3.oas.annotations.media.Schema;
 import lombok.Data;
 import lombok.EqualsAndHashCode;
 import lombok.ToString;
-import org.springframework.format.annotation.DateTimeFormat;
-
-import java.time.LocalDate;
-
-import static cn.iocoder.yudao.framework.common.util.date.DateUtils.FORMAT_YEAR_MONTH_DAY;
 
 @Schema(description = "管理后台 - MES 装箱单分页 Request VO")
 @Data
@@ -21,16 +16,15 @@ public class MesWmPackagePageReqVO extends PageParam {
     private String code;
 
     @Schema(description = "销售订单编号", example = "SO")
-    private String soCode;
+    private String salesOrderCode;
 
     @Schema(description = "客户 ID", example = "1")
     private Long clientId;
 
-    @Schema(description = "装箱日期")
-    @DateTimeFormat(pattern = FORMAT_YEAR_MONTH_DAY)
-    private LocalDate[] packageDate;
+    @Schema(description = "父箱 ID", example = "1024")
+    private Long parentId;
 
-    @Schema(description = "状态", example = "0")
-    private Integer status;
+    @Schema(description = "检查员用户 ID", example = "1")
+    private Long inspectorUserId;
 
 }
diff --git a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/controller/admin/wm/wmpackage/vo/MesWmPackageRespVO.java b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/controller/admin/wm/packages/vo/MesWmPackageRespVO.java
index 6b241ed..c032344 100644
--- a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/controller/admin/wm/wmpackage/vo/MesWmPackageRespVO.java
+++ b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/controller/admin/wm/packages/vo/MesWmPackageRespVO.java
@@ -1,4 +1,4 @@
-package cn.iocoder.yudao.module.mes.controller.admin.wm.wmpackage.vo;
+package cn.iocoder.yudao.module.mes.controller.admin.wm.packages.vo;
 
 import cn.idev.excel.annotation.ExcelIgnoreUnannotated;
 import cn.idev.excel.annotation.ExcelProperty;
@@ -7,9 +7,7 @@ import lombok.Data;
 import lombok.experimental.Accessors;
 
 import java.math.BigDecimal;
-import java.time.LocalDate;
 import java.time.LocalDateTime;
-import java.util.List;
 
 @Schema(description = "管理后台 - MES 装箱单 Response VO")
 @Data
@@ -30,11 +28,11 @@ public class MesWmPackageRespVO {
 
     @Schema(description = "装箱日期")
     @ExcelProperty("装箱日期")
-    private LocalDate packageDate;
+    private LocalDateTime packageDate;
 
     @Schema(description = "销售订单编号", example = "SO20260301")
     @ExcelProperty("销售订单编号")
-    private String soCode;
+    private String salesOrderCode;
 
     @Schema(description = "发票编号", example = "INV20260301")
     @ExcelProperty("发票编号")
@@ -107,7 +105,4 @@ public class MesWmPackageRespVO {
     @ExcelProperty("创建时间")
     private LocalDateTime createTime;
 
-    @Schema(description = "子箱列表")
-    private List<MesWmPackageRespVO> children;
-
 }
diff --git a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/controller/admin/wm/wmpackage/vo/MesWmPackageSaveReqVO.java b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/controller/admin/wm/packages/vo/MesWmPackageSaveReqVO.java
index 18fb504..43f4934 100644
--- a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/controller/admin/wm/wmpackage/vo/MesWmPackageSaveReqVO.java
+++ b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/controller/admin/wm/packages/vo/MesWmPackageSaveReqVO.java
@@ -1,4 +1,4 @@
-package cn.iocoder.yudao.module.mes.controller.admin.wm.wmpackage.vo;
+package cn.iocoder.yudao.module.mes.controller.admin.wm.packages.vo;
 
 import io.swagger.v3.oas.annotations.media.Schema;
 import jakarta.validation.constraints.NotEmpty;
@@ -6,7 +6,7 @@ import jakarta.validation.constraints.NotNull;
 import lombok.Data;
 
 import java.math.BigDecimal;
-import java.time.LocalDate;
+import java.time.LocalDateTime;
 
 @Schema(description = "管理后台 - MES 装箱单新增/修改 Request VO")
 @Data
@@ -19,15 +19,16 @@ public class MesWmPackageSaveReqVO {
     @NotEmpty(message = "装箱单编号不能为空")
     private String code;
 
+    // TODO @AI：不传递 parentId；默认都是 = 0；
     @Schema(description = "父箱 ID", example = "0")
     private Long parentId;
 
     @Schema(description = "装箱日期", requiredMode = Schema.RequiredMode.REQUIRED)
     @NotNull(message = "装箱日期不能为空")
-    private LocalDate packageDate;
+    private LocalDateTime packageDate;
 
     @Schema(description = "销售订单编号", example = "SO20260301")
-    private String soCode;
+    private String salesOrderCode;
 
     @Schema(description = "发票编号", example = "INV20260301")
     private String invoiceCode;
diff --git a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/controller/admin/wm/wmpackage/vo/line/MesWmPackageLinePageReqVO.java b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/controller/admin/wm/packages/vo/line/MesWmPackageLinePageReqVO.java
index c2c8ae2..7a41ec0 100644
--- a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/controller/admin/wm/wmpackage/vo/line/MesWmPackageLinePageReqVO.java
+++ b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/controller/admin/wm/packages/vo/line/MesWmPackageLinePageReqVO.java
@@ -1,4 +1,4 @@
-package cn.iocoder.yudao.module.mes.controller.admin.wm.wmpackage.vo.line;
+package cn.iocoder.yudao.module.mes.controller.admin.wm.packages.vo.line;
 
 import cn.iocoder.yudao.framework.common.pojo.PageParam;
 import io.swagger.v3.oas.annotations.media.Schema;
diff --git a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/controller/admin/wm/wmpackage/vo/line/MesWmPackageLineRespVO.java b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/controller/admin/wm/packages/vo/line/MesWmPackageLineRespVO.java
index 6ac33e0..71736ed 100644
--- a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/controller/admin/wm/wmpackage/vo/line/MesWmPackageLineRespVO.java
+++ b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/controller/admin/wm/packages/vo/line/MesWmPackageLineRespVO.java
@@ -1,4 +1,4 @@
-package cn.iocoder.yudao.module.mes.controller.admin.wm.wmpackage.vo.line;
+package cn.iocoder.yudao.module.mes.controller.admin.wm.packages.vo.line;
 
 import io.swagger.v3.oas.annotations.media.Schema;
 import lombok.Data;
diff --git a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/controller/admin/wm/wmpackage/vo/line/MesWmPackageLineSaveReqVO.java b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/controller/admin/wm/packages/vo/line/MesWmPackageLineSaveReqVO.java
index ff63430..8e447dd 100644
--- a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/controller/admin/wm/wmpackage/vo/line/MesWmPackageLineSaveReqVO.java
+++ b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/controller/admin/wm/packages/vo/line/MesWmPackageLineSaveReqVO.java
@@ -1,4 +1,4 @@
-package cn.iocoder.yudao.module.mes.controller.admin.wm.wmpackage.vo.line;
+package cn.iocoder.yudao.module.mes.controller.admin.wm.packages.vo.line;
 
 import io.swagger.v3.oas.annotations.media.Schema;
 import jakarta.validation.constraints.DecimalMin;
diff --git a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/dal/dataobject/wm/wmpackage/MesWmPackageDO.java b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/dal/dataobject/wm/packages/MesWmPackageDO.java
index 7837c20..d0f0fc5 100644
--- a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/dal/dataobject/wm/wmpackage/MesWmPackageDO.java
+++ b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/dal/dataobject/wm/packages/MesWmPackageDO.java
@@ -1,11 +1,10 @@
-// TODO @AI：报名改成 packages 避免 Java 关键字冲突；
-package cn.iocoder.yudao.module.mes.dal.dataobject.wm.wmpackage;
+package cn.iocoder.yudao.module.mes.dal.dataobject.wm.packages;
 
 import cn.iocoder.yudao.framework.mybatis.core.dataobject.BaseDO;
 import cn.iocoder.yudao.module.mes.dal.dataobject.md.client.MesMdClientDO;
 import cn.iocoder.yudao.module.mes.dal.dataobject.md.unitmeasure.MesMdUnitMeasureDO;
-import cn.iocoder.yudao.module.mes.enums.MesOrderStatusConstants;
 import com.baomidou.mybatisplus.annotation.KeySequence;
+import com.baomidou.mybatisplus.annotation.TableField;
 import com.baomidou.mybatisplus.annotation.TableId;
 import com.baomidou.mybatisplus.annotation.TableName;
 import lombok.*;
@@ -26,7 +25,7 @@ import java.time.LocalDate;
 @AllArgsConstructor
 public class MesWmPackageDO extends BaseDO {
 
-    private static final Integer PARENT_ID_ROOT = 0;
+    public static final Long PARENT_ID_ROOT = 0L;
 
     @TableId
     private Long id;
@@ -42,11 +41,13 @@ public class MesWmPackageDO extends BaseDO {
      * 装箱日期
      */
     private LocalDate packageDate;
-    // TODO @AI：改成 salesOrderCode
+    // DONE @AI：改成 salesOrderCode
+    // TODO @AI：数据库也改；另外前端也检查下；
     /**
      * 销售订单编号
      */
-    private String soCode;
+    @TableField("so_code")
+    private String salesOrderCode;
     /**
      * 发票编号
      */
@@ -95,11 +96,10 @@ public class MesWmPackageDO extends BaseDO {
      * 关联 AdminUserDO 的 id
      */
     private Long inspectorUserId;
-    // TODO @AI：自定义一个属于自己的枚举类；类似：MesWmSalesNoticeStatusEnum
     /**
      * 状态
      *
-     * 枚举 {@link MesOrderStatusConstants#PREPARE}、{@link MesOrderStatusConstants#FINISHED}
+     * 枚举 {@link cn.iocoder.yudao.module.mes.enums.wm.MesWmPackageStatusEnum}
      */
     private Integer status;
     /**
diff --git a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/dal/dataobject/wm/wmpackage/MesWmPackageLineDO.java b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/dal/dataobject/wm/packages/MesWmPackageLineDO.java
index e803f7b..09c4d6f 100644
--- a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/dal/dataobject/wm/wmpackage/MesWmPackageLineDO.java
+++ b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/dal/dataobject/wm/packages/MesWmPackageLineDO.java
@@ -1,4 +1,4 @@
-package cn.iocoder.yudao.module.mes.dal.dataobject.wm.wmpackage;
+package cn.iocoder.yudao.module.mes.dal.dataobject.wm.packages;
 
 import cn.iocoder.yudao.framework.mybatis.core.dataobject.BaseDO;
 import cn.iocoder.yudao.module.mes.dal.dataobject.md.item.MesMdItemDO;
@@ -49,7 +49,7 @@ public class MesWmPackageLineDO extends BaseDO {
      * 装箱数量
      */
     private BigDecimal quantity;
-    // TODO @AI：需要在确认下；
+    // DONE @芋艿：需要在确认下；
     /**
      * 生产工单 ID
      *
diff --git a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/dal/mysql/wm/wmpackage/MesWmPackageLineMapper.java b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/dal/mysql/wm/packages/MesWmPackageLineMapper.java
index 43904be..a25a9c9 100644
--- a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/dal/mysql/wm/wmpackage/MesWmPackageLineMapper.java
+++ b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/dal/mysql/wm/packages/MesWmPackageLineMapper.java
@@ -1,10 +1,10 @@
-package cn.iocoder.yudao.module.mes.dal.mysql.wm.wmpackage;
+package cn.iocoder.yudao.module.mes.dal.mysql.wm.packages;
 
 import cn.iocoder.yudao.framework.common.pojo.PageResult;
 import cn.iocoder.yudao.framework.mybatis.core.mapper.BaseMapperX;
 import cn.iocoder.yudao.framework.mybatis.core.query.LambdaQueryWrapperX;
-import cn.iocoder.yudao.module.mes.controller.admin.wm.wmpackage.vo.line.MesWmPackageLinePageReqVO;
-import cn.iocoder.yudao.module.mes.dal.dataobject.wm.wmpackage.MesWmPackageLineDO;
+import cn.iocoder.yudao.module.mes.controller.admin.wm.packages.vo.line.MesWmPackageLinePageReqVO;
+import cn.iocoder.yudao.module.mes.dal.dataobject.wm.packages.MesWmPackageLineDO;
 import org.apache.ibatis.annotations.Mapper;
 
 import java.util.List;
diff --git a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/dal/mysql/wm/wmpackage/MesWmPackageMapper.java b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/dal/mysql/wm/packages/MesWmPackageMapper.java
index 4f4c0ff..dd6a220 100644
--- a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/dal/mysql/wm/wmpackage/MesWmPackageMapper.java
+++ b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/dal/mysql/wm/packages/MesWmPackageMapper.java
@@ -1,10 +1,10 @@
-package cn.iocoder.yudao.module.mes.dal.mysql.wm.wmpackage;
+package cn.iocoder.yudao.module.mes.dal.mysql.wm.packages;
 
 import cn.iocoder.yudao.framework.common.pojo.PageResult;
 import cn.iocoder.yudao.framework.mybatis.core.mapper.BaseMapperX;
 import cn.iocoder.yudao.framework.mybatis.core.query.LambdaQueryWrapperX;
-import cn.iocoder.yudao.module.mes.controller.admin.wm.wmpackage.vo.MesWmPackagePageReqVO;
-import cn.iocoder.yudao.module.mes.dal.dataobject.wm.wmpackage.MesWmPackageDO;
+import cn.iocoder.yudao.module.mes.controller.admin.wm.packages.vo.MesWmPackagePageReqVO;
+import cn.iocoder.yudao.module.mes.dal.dataobject.wm.packages.MesWmPackageDO;
 import org.apache.ibatis.annotations.Mapper;
 
 import java.util.List;
@@ -15,10 +15,10 @@ public interface MesWmPackageMapper extends BaseMapperX<MesWmPackageDO> {
     default PageResult<MesWmPackageDO> selectPage(MesWmPackagePageReqVO reqVO) {
         return selectPage(reqVO, new LambdaQueryWrapperX<MesWmPackageDO>()
                 .likeIfPresent(MesWmPackageDO::getCode, reqVO.getCode())
-                .likeIfPresent(MesWmPackageDO::getSoCode, reqVO.getSoCode())
+                .likeIfPresent(MesWmPackageDO::getSalesOrderCode, reqVO.getSalesOrderCode())
                 .eqIfPresent(MesWmPackageDO::getClientId, reqVO.getClientId())
-                .betweenIfPresent(MesWmPackageDO::getPackageDate, reqVO.getPackageDate())
-                .eqIfPresent(MesWmPackageDO::getStatus, reqVO.getStatus())
+                .eqIfPresent(MesWmPackageDO::getParentId, reqVO.getParentId())
+                .eqIfPresent(MesWmPackageDO::getInspectorUserId, reqVO.getInspectorUserId())
                 .orderByDesc(MesWmPackageDO::getId));
     }
 
diff --git a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/enums/ErrorCodeConstants.java b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/enums/ErrorCodeConstants.java
index 3dd3090..a35549b 100644
--- a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/enums/ErrorCodeConstants.java
+++ b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/enums/ErrorCodeConstants.java
@@ -517,6 +517,7 @@ public interface ErrorCodeConstants {
     ErrorCode WM_PACKAGE_STATUS_NOT_PREPARE = new ErrorCode(1_040_740_002, "只有草稿状态才允许此操作");
     ErrorCode WM_PACKAGE_PARENT_NOT_EXISTS = new ErrorCode(1_040_740_003, "父箱不存在");
     ErrorCode WM_PACKAGE_PARENT_SELF = new ErrorCode(1_040_740_004, "不能选择自己作为父箱");
+    ErrorCode WM_PACKAGE_CHILD_HAS_PARENT = new ErrorCode(1_040_740_005, "该装箱单已有父箱，不能重复添加");
     ErrorCode WM_PACKAGE_LINE_NOT_EXISTS = new ErrorCode(1_040_740_100, "装箱明细不存在");
 
 }
diff --git a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/enums/wm/MesWmPackageStatusEnum.java b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/enums/wm/MesWmPackageStatusEnum.java
new file mode 100644
index 0000000..383c846
--- /dev/null
+++ b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/enums/wm/MesWmPackageStatusEnum.java
@@ -0,0 +1,44 @@
+package cn.iocoder.yudao.module.mes.enums.wm;
+
+import cn.iocoder.yudao.framework.common.core.ArrayValuable;
+import cn.iocoder.yudao.module.mes.enums.MesOrderStatusConstants;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+
+import java.util.Arrays;
+
+/**
+ * MES 装箱单状态枚举
+ */
+@Getter
+@AllArgsConstructor
+public enum MesWmPackageStatusEnum implements ArrayValuable<Integer> {
+
+    // TODO @AI：需要增加下：     * 对应方法：{@link MesWmOutsourceIssueService#createOutsourceIssue(MesWmOutsourceIssueSaveReqVO)}
+    /**
+     * 草稿
+     */
+    PREPARE(MesOrderStatusConstants.PREPARE, "草稿"),
+    /**
+     * 已完成
+     */
+    FINISHED(MesOrderStatusConstants.FINISHED, "已完成");
+
+    public static final Integer[] ARRAYS = Arrays.stream(values()).map(MesWmPackageStatusEnum::getStatus)
+            .toArray(Integer[]::new);
+
+    /**
+     * 状态值
+     */
+    private final Integer status;
+    /**
+     * 状态名
+     */
+    private final String name;
+
+    @Override
+    public Integer[] array() {
+        return ARRAYS;
+    }
+
+}
diff --git a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/service/wm/wmpackage/MesWmPackageLineService.java b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/service/wm/packages/MesWmPackageLineService.java
index d2645e0..ab50320 100644
--- a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/service/wm/wmpackage/MesWmPackageLineService.java
+++ b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/service/wm/packages/MesWmPackageLineService.java
@@ -1,9 +1,9 @@
-package cn.iocoder.yudao.module.mes.service.wm.wmpackage;
+package cn.iocoder.yudao.module.mes.service.wm.packages;
 
 import cn.iocoder.yudao.framework.common.pojo.PageResult;
-import cn.iocoder.yudao.module.mes.controller.admin.wm.wmpackage.vo.line.MesWmPackageLinePageReqVO;
-import cn.iocoder.yudao.module.mes.controller.admin.wm.wmpackage.vo.line.MesWmPackageLineSaveReqVO;
-import cn.iocoder.yudao.module.mes.dal.dataobject.wm.wmpackage.MesWmPackageLineDO;
+import cn.iocoder.yudao.module.mes.controller.admin.wm.packages.vo.line.MesWmPackageLinePageReqVO;
+import cn.iocoder.yudao.module.mes.controller.admin.wm.packages.vo.line.MesWmPackageLineSaveReqVO;
+import cn.iocoder.yudao.module.mes.dal.dataobject.wm.packages.MesWmPackageLineDO;
 import jakarta.validation.Valid;
 
 import java.util.List;
diff --git a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/service/wm/wmpackage/MesWmPackageLineServiceImpl.java b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/service/wm/packages/MesWmPackageLineServiceImpl.java
index 5657576..14adefb 100644
--- a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/service/wm/wmpackage/MesWmPackageLineServiceImpl.java
+++ b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/service/wm/packages/MesWmPackageLineServiceImpl.java
@@ -1,14 +1,12 @@
-package cn.iocoder.yudao.module.mes.service.wm.wmpackage;
+package cn.iocoder.yudao.module.mes.service.wm.packages;
 
-import cn.hutool.core.util.ObjUtil;
 import cn.iocoder.yudao.framework.common.pojo.PageResult;
 import cn.iocoder.yudao.framework.common.util.object.BeanUtils;
-import cn.iocoder.yudao.module.mes.controller.admin.wm.wmpackage.vo.line.MesWmPackageLinePageReqVO;
-import cn.iocoder.yudao.module.mes.controller.admin.wm.wmpackage.vo.line.MesWmPackageLineSaveReqVO;
-import cn.iocoder.yudao.module.mes.dal.dataobject.wm.wmpackage.MesWmPackageDO;
-import cn.iocoder.yudao.module.mes.dal.dataobject.wm.wmpackage.MesWmPackageLineDO;
-import cn.iocoder.yudao.module.mes.dal.mysql.wm.wmpackage.MesWmPackageLineMapper;
-import cn.iocoder.yudao.module.mes.enums.MesOrderStatusConstants;
+import cn.iocoder.yudao.module.mes.controller.admin.wm.packages.vo.line.MesWmPackageLinePageReqVO;
+import cn.iocoder.yudao.module.mes.controller.admin.wm.packages.vo.line.MesWmPackageLineSaveReqVO;
+import cn.iocoder.yudao.module.mes.dal.dataobject.wm.packages.MesWmPackageLineDO;
+import cn.iocoder.yudao.module.mes.dal.mysql.wm.packages.MesWmPackageLineMapper;
+import cn.iocoder.yudao.module.mes.service.md.item.MesMdItemService;
 import jakarta.annotation.Resource;
 import org.springframework.context.annotation.Lazy;
 import org.springframework.stereotype.Service;
@@ -28,13 +26,17 @@ public class MesWmPackageLineServiceImpl implements MesWmPackageLineService {
     @Resource
     @Lazy
     private MesWmPackageService packageService;
+    @Resource
+    private MesMdItemService itemService;
 
     @Override
     public Long createPackageLine(MesWmPackageLineSaveReqVO createReqVO) {
-        // TODO @AI：检查关联的 packageId（草稿）、itemId
-
         // 校验装箱单状态为草稿
-        validatePackageStatusDraft(createReqVO.getPackageId());
+        packageService.validatePackageStatusDraft(createReqVO.getPackageId());
+        // 校验产品物料存在
+        itemService.validateItemExists(createReqVO.getItemId());
+
+        // 插入
         MesWmPackageLineDO line = BeanUtils.toBean(createReqVO, MesWmPackageLineDO.class);
         packageLineMapper.insert(line);
         return line.getId();
@@ -44,10 +46,12 @@ public class MesWmPackageLineServiceImpl implements MesWmPackageLineService {
     public void updatePackageLine(MesWmPackageLineSaveReqVO updateReqVO) {
         // 校验存在
         MesWmPackageLineDO line = validatePackageLineExists(updateReqVO.getId());
-        // TODO @AI：检查关联的 packageId（草稿）、itemId
-
         // 校验装箱单状态为草稿
-        validatePackageStatusDraft(line.getPackageId());
+        packageService.validatePackageStatusDraft(line.getPackageId());
+        // 校验产品物料存在
+        itemService.validateItemExists(updateReqVO.getItemId());
+
+        // 更新
         MesWmPackageLineDO updateObj = BeanUtils.toBean(updateReqVO, MesWmPackageLineDO.class);
         packageLineMapper.updateById(updateObj);
     }
@@ -57,7 +61,7 @@ public class MesWmPackageLineServiceImpl implements MesWmPackageLineService {
         // 校验存在
         MesWmPackageLineDO line = validatePackageLineExists(id);
         // 校验装箱单状态为草稿
-        validatePackageStatusDraft(line.getPackageId());
+        packageService.validatePackageStatusDraft(line.getPackageId());
 
         // 删除
         packageLineMapper.deleteById(id);
@@ -93,15 +97,4 @@ public class MesWmPackageLineServiceImpl implements MesWmPackageLineService {
         return line;
     }
 
-    // TODO @AI：这个方法，应该 packageService 实现；
-    private void validatePackageStatusDraft(Long packageId) {
-        MesWmPackageDO packageDO = packageService.getPackage(packageId);
-        if (packageDO == null) {
-            throw exception(WM_PACKAGE_NOT_EXISTS);
-        }
-        if (ObjUtil.notEqual(MesOrderStatusConstants.PREPARE, packageDO.getStatus())) {
-            throw exception(WM_PACKAGE_STATUS_NOT_PREPARE);
-        }
-    }
-
 }
diff --git a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/service/wm/wmpackage/MesWmPackageService.java b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/service/wm/packages/MesWmPackageService.java
index 97b4a81..da0ed38 100644
--- a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/service/wm/wmpackage/MesWmPackageService.java
+++ b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/service/wm/packages/MesWmPackageService.java
@@ -1,9 +1,9 @@
-package cn.iocoder.yudao.module.mes.service.wm.wmpackage;
+package cn.iocoder.yudao.module.mes.service.wm.packages;
 
 import cn.iocoder.yudao.framework.common.pojo.PageResult;
-import cn.iocoder.yudao.module.mes.controller.admin.wm.wmpackage.vo.MesWmPackagePageReqVO;
-import cn.iocoder.yudao.module.mes.controller.admin.wm.wmpackage.vo.MesWmPackageSaveReqVO;
-import cn.iocoder.yudao.module.mes.dal.dataobject.wm.wmpackage.MesWmPackageDO;
+import cn.iocoder.yudao.module.mes.controller.admin.wm.packages.vo.MesWmPackagePageReqVO;
+import cn.iocoder.yudao.module.mes.controller.admin.wm.packages.vo.MesWmPackageSaveReqVO;
+import cn.iocoder.yudao.module.mes.dal.dataobject.wm.packages.MesWmPackageDO;
 import jakarta.validation.Valid;
 
 import java.util.List;
@@ -59,10 +59,32 @@ public interface MesWmPackageService {
     void finishPackage(Long id);
 
     /**
-     * 获得装箱单树形结构
+     * 校验装箱单状态为草稿
      *
-     * @return 装箱单列表（树形）
+     * @param packageId 装箱单 ID
      */
-    List<MesWmPackageDO> getPackageTree();
+    void validatePackageStatusDraft(Long packageId);
+
+    /**
+     * 添加子箱
+     *
+     * @param parentId 父箱 ID
+     * @param childId  子箱 ID
+     */
+    void addSubPackage(Long parentId, Long childId);
+
+    /**
+     * 移除子箱
+     *
+     * @param childId 子箱 ID
+     */
+    void removeSubPackage(Long childId);
+
+    /**
+     * 获取装箱单精简列表（无父箱 + 已完成状态）
+     *
+     * @return 装箱单列表
+     */
+    List<MesWmPackageDO> getPackageSimpleList();
 
 }
diff --git a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/service/wm/wmpackage/MesWmPackageServiceImpl.java b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/service/wm/packages/MesWmPackageServiceImpl.java
index 31996cc..456643b 100644
--- a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/service/wm/wmpackage/MesWmPackageServiceImpl.java
+++ b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/service/wm/packages/MesWmPackageServiceImpl.java
@@ -1,14 +1,15 @@
-package cn.iocoder.yudao.module.mes.service.wm.wmpackage;
+package cn.iocoder.yudao.module.mes.service.wm.packages;
 
 import cn.hutool.core.collection.CollUtil;
 import cn.hutool.core.util.ObjUtil;
 import cn.iocoder.yudao.framework.common.pojo.PageResult;
 import cn.iocoder.yudao.framework.common.util.object.BeanUtils;
-import cn.iocoder.yudao.module.mes.controller.admin.wm.wmpackage.vo.MesWmPackagePageReqVO;
-import cn.iocoder.yudao.module.mes.controller.admin.wm.wmpackage.vo.MesWmPackageSaveReqVO;
-import cn.iocoder.yudao.module.mes.dal.dataobject.wm.wmpackage.MesWmPackageDO;
-import cn.iocoder.yudao.module.mes.dal.mysql.wm.wmpackage.MesWmPackageMapper;
-import cn.iocoder.yudao.module.mes.enums.MesOrderStatusConstants;
+import cn.iocoder.yudao.framework.mybatis.core.query.LambdaQueryWrapperX;
+import cn.iocoder.yudao.module.mes.controller.admin.wm.packages.vo.MesWmPackagePageReqVO;
+import cn.iocoder.yudao.module.mes.controller.admin.wm.packages.vo.MesWmPackageSaveReqVO;
+import cn.iocoder.yudao.module.mes.dal.dataobject.wm.packages.MesWmPackageDO;
+import cn.iocoder.yudao.module.mes.dal.mysql.wm.packages.MesWmPackageMapper;
+import cn.iocoder.yudao.module.mes.enums.wm.MesWmPackageStatusEnum;
 import jakarta.annotation.Resource;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
@@ -33,14 +34,13 @@ public class MesWmPackageServiceImpl implements MesWmPackageService {
         // 校验编码唯一性
         validateCodeUnique(null, createReqVO.getCode());
         // 校验父箱存在
+        // TODO @AI：parentId 校验都去掉，不传递了；
         validateParentExists(createReqVO.getParentId());
 
         // 创建装箱单，默认为草稿状态
         MesWmPackageDO packageDO = BeanUtils.toBean(createReqVO, MesWmPackageDO.class);
-        packageDO.setStatus(MesOrderStatusConstants.PREPARE);
-        if (packageDO.getParentId() == null) {
-            packageDO.setParentId(0L);
-        }
+        packageDO.setStatus(MesWmPackageStatusEnum.PREPARE.getStatus())
+                .setParentId(MesWmPackageDO.PARENT_ID_ROOT);
         packageMapper.insert(packageDO);
         return packageDO.getId();
     }
@@ -51,7 +51,8 @@ public class MesWmPackageServiceImpl implements MesWmPackageService {
         validatePackageExistsAndDraft(updateReqVO.getId());
         // 校验编码唯一性
         validateCodeUnique(updateReqVO.getId(), updateReqVO.getCode());
-        // TODO @AI：是不是创建一个方法，校验 parent；因为 create 和 update 都需要；
+        // TODO @AI：parentId 校验都去掉，不传递了；
+        // DONE @AI：是不是创建一个方法，校验 parent；因为 create 和 update 都需要；
         // 校验父箱存在，且不能选自己或子节点
         validateParentExists(updateReqVO.getParentId());
         if (updateReqVO.getParentId() != null && ObjUtil.equal(updateReqVO.getParentId(), updateReqVO.getId())) {
@@ -100,12 +101,55 @@ public class MesWmPackageServiceImpl implements MesWmPackageService {
 
         // 更新状态为已完成
         packageMapper.updateById(new MesWmPackageDO()
-                .setId(id).setStatus(MesOrderStatusConstants.FINISHED));
+                .setId(id).setStatus(MesWmPackageStatusEnum.FINISHED.getStatus()));
+    }
+
+    @Override
+    public void validatePackageStatusDraft(Long packageId) {
+        validatePackageExistsAndDraft(packageId);
+    }
+
+    @Override
+    public void addSubPackage(Long parentId, Long childId) {
+        // 校验父箱存在且为草稿
+        validatePackageExistsAndDraft(parentId);
+        // 校验子箱存在
+        MesWmPackageDO child = validatePackageExists(childId);
+        // TODO @AI：参考 validateParentDept 的实现；
+        // 校验子箱没有父箱（parentId 为 0 或 null）
+        if (child.getParentId() != null && child.getParentId() != 0L) {
+            throw exception(WM_PACKAGE_CHILD_HAS_PARENT);
+        }
+        // 不能将自己作为子箱
+        if (ObjUtil.equal(parentId, childId)) {
+            throw exception(WM_PACKAGE_PARENT_SELF);
+        }
+
+        // 设置子箱的 parentId
+        packageMapper.updateById(new MesWmPackageDO().setId(childId).setParentId(parentId));
+    }
+
+    @Override
+    public void removeSubPackage(Long childId) {
+        // 校验子箱存在
+        MesWmPackageDO child = validatePackageExists(childId);
+        // 校验父箱存在且为草稿
+        // TODO @AI：notEquals（null， 和 MesWmPackageDO.PARENT_ID_ROOT）
+        if (child.getParentId() != null && child.getParentId() != 0L) {
+            validatePackageExistsAndDraft(child.getParentId());
+        }
+
+        // 清除 parentId
+        packageMapper.updateById(new MesWmPackageDO().setId(childId).setParentId(MesWmPackageDO.PARENT_ID_ROOT));
     }
 
     @Override
-    public List<MesWmPackageDO> getPackageTree() {
-        return packageMapper.selectList();
+    public List<MesWmPackageDO> getPackageSimpleList() {
+        return packageMapper.selectList(new LambdaQueryWrapperX<MesWmPackageDO>()
+                // TODO @AI：这些不要直接写在 service 里，要和 mybatis plus 解耦；通过条件传递下去；
+                .eq(MesWmPackageDO::getParentId, 0L)
+                .eq(MesWmPackageDO::getStatus, MesWmPackageStatusEnum.FINISHED.getStatus())
+                .orderByDesc(MesWmPackageDO::getId));
     }
 
     // ========== 校验方法 ==========
@@ -120,7 +164,7 @@ public class MesWmPackageServiceImpl implements MesWmPackageService {
 
     private MesWmPackageDO validatePackageExistsAndDraft(Long id) {
         MesWmPackageDO packageDO = validatePackageExists(id);
-        if (ObjUtil.notEqual(MesOrderStatusConstants.PREPARE, packageDO.getStatus())) {
+        if (ObjUtil.notEqual(MesWmPackageStatusEnum.PREPARE.getStatus(), packageDO.getStatus())) {
             throw exception(WM_PACKAGE_STATUS_NOT_PREPARE);
         }
         return packageDO;