diff --git a/yudao-module-crm/yudao-module-bi-biz/src/main/java/cn/iocoder/yudao/module/bi/controller/admin/ranking/BiRankingController.http b/yudao-module-crm/yudao-module-bi-biz/src/main/java/cn/iocoder/yudao/module/bi/controller/admin/ranking/BiRankingController.http
index 50ab7ec2b..e56a1fcfe 100644
--- a/yudao-module-crm/yudao-module-bi-biz/src/main/java/cn/iocoder/yudao/module/bi/controller/admin/ranking/BiRankingController.http
+++ b/yudao-module-crm/yudao-module-bi-biz/src/main/java/cn/iocoder/yudao/module/bi/controller/admin/ranking/BiRankingController.http
@@ -3,8 +3,7 @@ GET {{baseUrl}}/bi/rank/contract-ranKing
 Authorization: Bearer {{token}}
 tenant-id: {{adminTenentId}}
 
-
 ### 回款金额排行榜
 GET {{baseUrl}}/bi/rank/receivables-ranKing
 Authorization: Bearer {{token}}
-tenant-id: {{adminTenentId}}
+tenant-id: {{adminTenentId}}
\ No newline at end of file
diff --git a/yudao-module-crm/yudao-module-bi-biz/src/main/java/cn/iocoder/yudao/module/bi/controller/admin/ranking/BiRankingController.java b/yudao-module-crm/yudao-module-bi-biz/src/main/java/cn/iocoder/yudao/module/bi/controller/admin/ranking/BiRankingController.java
index 2d81ae80d..131d43892 100644
--- a/yudao-module-crm/yudao-module-bi-biz/src/main/java/cn/iocoder/yudao/module/bi/controller/admin/ranking/BiRankingController.java
+++ b/yudao-module-crm/yudao-module-bi-biz/src/main/java/cn/iocoder/yudao/module/bi/controller/admin/ranking/BiRankingController.java
@@ -19,6 +19,7 @@ import java.util.List;
 
 import static cn.iocoder.yudao.framework.common.pojo.CommonResult.success;
 
+// TODO @anhaohao：写了 swagger 注解，不写注释哈
 /**
  * @author anhaohao
  */
@@ -50,4 +51,5 @@ public class BiRankingController {
     public CommonResult<List<BiReceivablesRanKingRespVO>> receivablesRanKing(BiRankReqVO biRankReqVO) {
         return success(biRankingService.receivablesRanKing(biRankReqVO));
     }
+
 }
diff --git a/yudao-module-crm/yudao-module-bi-biz/src/main/java/cn/iocoder/yudao/module/bi/controller/admin/ranking/vo/BiContractRanKingRespVO.java b/yudao-module-crm/yudao-module-bi-biz/src/main/java/cn/iocoder/yudao/module/bi/controller/admin/ranking/vo/BiContractRanKingRespVO.java
index 777996b90..487ebe031 100644
--- a/yudao-module-crm/yudao-module-bi-biz/src/main/java/cn/iocoder/yudao/module/bi/controller/admin/ranking/vo/BiContractRanKingRespVO.java
+++ b/yudao-module-crm/yudao-module-bi-biz/src/main/java/cn/iocoder/yudao/module/bi/controller/admin/ranking/vo/BiContractRanKingRespVO.java
@@ -3,6 +3,7 @@ package cn.iocoder.yudao.module.bi.controller.admin.ranking.vo;
 import io.swagger.v3.oas.annotations.media.Schema;
 import lombok.Data;
 
+// TODO @anhaohao：VO 类有 swagger 注解，不写注释哈
 /**
  * 管理后台 - BI 排行榜 Response VO
  *
@@ -12,13 +13,14 @@ import lombok.Data;
 @Data
 public class BiContractRanKingRespVO {
 
+    // TODO @anhaohao：如果一定返回的字段，需要加 requiredMode = Schema.RequiredMode.REQUIRED, 哈
     @Schema(description = "金额", example = "1")
     private Integer price;
 
     @Schema(description = "姓名", example = "1")
     private String nickname;
 
-
     @Schema(description = "部门名称", example = "1")
     private String deptName;
+
 }
diff --git a/yudao-module-crm/yudao-module-bi-biz/src/main/java/cn/iocoder/yudao/module/bi/controller/admin/ranking/vo/BiParams.java b/yudao-module-crm/yudao-module-bi-biz/src/main/java/cn/iocoder/yudao/module/bi/controller/admin/ranking/vo/BiParams.java
index 5cce4c6cb..7cbf469c8 100644
--- a/yudao-module-crm/yudao-module-bi-biz/src/main/java/cn/iocoder/yudao/module/bi/controller/admin/ranking/vo/BiParams.java
+++ b/yudao-module-crm/yudao-module-bi-biz/src/main/java/cn/iocoder/yudao/module/bi/controller/admin/ranking/vo/BiParams.java
@@ -7,6 +7,7 @@ import lombok.EqualsAndHashCode;
 
 import java.util.List;
 
+// TODO @anhaohao：这个类的命名，还是保持和其它一致使用 ReqVO 结尾；例如说，CrmStatisticsCommonParamReqVO
 /**
  * @author anhaohao
  * bi参数
@@ -25,17 +26,19 @@ public class BiParams extends PageParam {
     @Schema(description = "用户IDs")
     private List<Long> userIds;
 
+    // TODO @anhaohao：这个字段，可以融合到 startTime、endTime 里去，交给前端计算哈；
     @Schema(description = "类型")
     private String type;
 
+    // TODO @anhaohao：还是使用 LocalDateTime
     @Schema(description = "开始时间")
     private String startTime;
 
     @Schema(description = "结束时间")
     private String endTime;
 
+    // TODO @anhaohao：这个字段，是不是直接只基于 deptId 和 userId 来判断即可哈？
     @Schema(description = "0 部门 1员工")
     private Integer isUser = 1;
 
-
 }
diff --git a/yudao-module-crm/yudao-module-bi-biz/src/main/java/cn/iocoder/yudao/module/bi/controller/admin/ranking/vo/BiRankReqVO.java b/yudao-module-crm/yudao-module-bi-biz/src/main/java/cn/iocoder/yudao/module/bi/controller/admin/ranking/vo/BiRankReqVO.java
index 1569ba88d..bca6c8c10 100644
--- a/yudao-module-crm/yudao-module-bi-biz/src/main/java/cn/iocoder/yudao/module/bi/controller/admin/ranking/vo/BiRankReqVO.java
+++ b/yudao-module-crm/yudao-module-bi-biz/src/main/java/cn/iocoder/yudao/module/bi/controller/admin/ranking/vo/BiRankReqVO.java
@@ -15,6 +15,8 @@ public class BiRankReqVO {
     @Schema(description = "部门id", requiredMode = Schema.RequiredMode.REQUIRED, example = "1")
     private Long deptId;
 
+    // TODO @anhaohao：这个字段，参考 BiParams 的 type 建议
     @Schema(description = "分析类型(1.今天 2.昨天 3.本周 4.上周 5.本月 6.上月 7.本季度 8.上季度 9.本年 10 上年)", requiredMode = Schema.RequiredMode.REQUIRED, example = "1")
     private String type;
+
 }
diff --git a/yudao-module-crm/yudao-module-bi-biz/src/main/java/cn/iocoder/yudao/module/bi/controller/admin/ranking/vo/BiReceivablesRanKingRespVO.java b/yudao-module-crm/yudao-module-bi-biz/src/main/java/cn/iocoder/yudao/module/bi/controller/admin/ranking/vo/BiReceivablesRanKingRespVO.java
index 32b49231f..0b395acde 100644
--- a/yudao-module-crm/yudao-module-bi-biz/src/main/java/cn/iocoder/yudao/module/bi/controller/admin/ranking/vo/BiReceivablesRanKingRespVO.java
+++ b/yudao-module-crm/yudao-module-bi-biz/src/main/java/cn/iocoder/yudao/module/bi/controller/admin/ranking/vo/BiReceivablesRanKingRespVO.java
@@ -3,6 +3,7 @@ package cn.iocoder.yudao.module.bi.controller.admin.ranking.vo;
 import io.swagger.v3.oas.annotations.media.Schema;
 import lombok.Data;
 
+// TODO @anhaohao：参考 BiContractRanKingRespVO 的建议
 /**
  * 管理后台 - BI 排行榜 Response VO
  *
@@ -20,4 +21,5 @@ public class BiReceivablesRanKingRespVO {
 
     @Schema(description = "部门名称", example = "研发部")
     private String deptName;
+
 }
diff --git a/yudao-module-crm/yudao-module-bi-biz/src/main/java/cn/iocoder/yudao/module/bi/package-info.java b/yudao-module-crm/yudao-module-bi-biz/src/main/java/cn/iocoder/yudao/module/bi/package-info.java
index b45b8458d..d412dd6fd 100644
--- a/yudao-module-crm/yudao-module-bi-biz/src/main/java/cn/iocoder/yudao/module/bi/package-info.java
+++ b/yudao-module-crm/yudao-module-bi-biz/src/main/java/cn/iocoder/yudao/module/bi/package-info.java
@@ -3,5 +3,8 @@
  * 例如说：报表、图表、数据分析等等
  * <p>
  * 1. Controller URL：以 /bi/ 开头，避免和其它 Module 冲突
+ *
+ * TODO @anhaohao：mall 当时独立拆分一个 statistics 模块的原因，是因为 mall 拆分了多个模块，没有模块适合承接统计的能力，所以独立了。
+ * TODO crm 因为没有拆分，所以可以直接放在 crm 模块下面；这样，我们可以在 controller/admin 和 service 下，新建一个 bi 包，专门放置统计的代码。
  */
 package cn.iocoder.yudao.module.bi;
\ No newline at end of file
diff --git a/yudao-module-crm/yudao-module-bi-biz/src/main/java/cn/iocoder/yudao/module/bi/service/ranking/BiRankingService.java b/yudao-module-crm/yudao-module-bi-biz/src/main/java/cn/iocoder/yudao/module/bi/service/ranking/BiRankingService.java
index 98f1346de..121029b19 100644
--- a/yudao-module-crm/yudao-module-bi-biz/src/main/java/cn/iocoder/yudao/module/bi/service/ranking/BiRankingService.java
+++ b/yudao-module-crm/yudao-module-bi-biz/src/main/java/cn/iocoder/yudao/module/bi/service/ranking/BiRankingService.java
@@ -11,7 +11,7 @@ import java.util.List;
  *
  * @author anhaohao
  */
-public interface BiRankingService {
+public interface BiRankingService { // TODO @anhaohao：第一个方法，和类要有一个空行
     /**
      * 合同金额排行榜
      *
diff --git a/yudao-module-crm/yudao-module-bi-biz/src/main/java/cn/iocoder/yudao/module/bi/util/BiTimeUtil.java b/yudao-module-crm/yudao-module-bi-biz/src/main/java/cn/iocoder/yudao/module/bi/util/BiTimeUtil.java
index b1b68aea2..123122328 100644
--- a/yudao-module-crm/yudao-module-bi-biz/src/main/java/cn/iocoder/yudao/module/bi/util/BiTimeUtil.java
+++ b/yudao-module-crm/yudao-module-bi-biz/src/main/java/cn/iocoder/yudao/module/bi/util/BiTimeUtil.java
@@ -28,6 +28,7 @@ public class BiTimeUtil {
         // 解析时间
         BiTimeEntity biTimeEntity = analyzeTime(biParams);
         // 解析权限
+        // TODO @anhaohao：涉及到数据的读取，不放在 Util 里，还是搞会到 Service 哈；
         biTimeEntity.setUserIds(analyzeAuth(biParams));
         return biTimeEntity;
     }
diff --git a/yudao-module-crm/yudao-module-bi-biz/src/main/resources/mapper/rank/BiRankingMapper.xml b/yudao-module-crm/yudao-module-bi-biz/src/main/resources/mapper/rank/BiRankingMapper.xml
index ed12ded42..a41dc5d7f 100644
--- a/yudao-module-crm/yudao-module-bi-biz/src/main/resources/mapper/rank/BiRankingMapper.xml
+++ b/yudao-module-crm/yudao-module-bi-biz/src/main/resources/mapper/rank/BiRankingMapper.xml
@@ -7,6 +7,7 @@
             resultType="cn.iocoder.yudao.module.bi.controller.admin.ranking.vo.BiContractRanKingRespVO">
         SELECT IFNULL(SUM(t.price), 0) AS price, su.nickname, t.owner_user_id, dept.name AS deptName
         FROM crm_contract t
+        <!-- TODO @anhaohao：system_users、system_dept 是不是没用到？尽量不连这 2 个表，微服务下会是独立仓库；如果显示需要，可以在 service 读取后拼接； -->
         LEFT JOIN system_users AS su ON su.id = t.owner_user_id
         LEFT JOIN system_dept AS dept ON dept.id = su.dept_id
         WHERE t.deleted = 0
@@ -17,10 +18,12 @@
                 #{item}
             </foreach>
         </if>
+        <!-- TODO @anhaohao：在某个区间的时间，这么做有点浪费性能；一般做法是 beginTime 是开始时间（00:00:00），finalTime 是结束时间（23:59:59），这样实现的； -->
         AND DATE_FORMAT(t.order_date,'${sqlDateFormat}') between #{beginTime} and #{finalTime}
         GROUP BY t.owner_user_id
         ORDER BY price DESC
     </select>
+
     <select id="receivablesRanKing"
             resultType="cn.iocoder.yudao.module.bi.controller.admin.ranking.vo.BiReceivablesRanKingRespVO">
         SELECT IFNULL(SUM(t.price), 0) AS price, su.nickname, t.owner_user_id, dept.name AS deptName
diff --git a/yudao-module-erp/yudao-module-erp-biz/src/main/java/cn/iocoder/yudao/module/erp/controller/admin/sale/vo/order/ErpSaleOrderSaveReqVO.java b/yudao-module-erp/yudao-module-erp-biz/src/main/java/cn/iocoder/yudao/module/erp/controller/admin/sale/vo/order/ErpSaleOrderSaveReqVO.java
index cf74e2f14..e40b38902 100644
--- a/yudao-module-erp/yudao-module-erp-biz/src/main/java/cn/iocoder/yudao/module/erp/controller/admin/sale/vo/order/ErpSaleOrderSaveReqVO.java
+++ b/yudao-module-erp/yudao-module-erp-biz/src/main/java/cn/iocoder/yudao/module/erp/controller/admin/sale/vo/order/ErpSaleOrderSaveReqVO.java
@@ -1,6 +1,5 @@
 package cn.iocoder.yudao.module.erp.controller.admin.sale.vo.order;
 
-import cn.iocoder.yudao.module.erp.dal.dataobject.sale.ErpSalesOrderItemDO;
 import io.swagger.v3.oas.annotations.media.Schema;
 import jakarta.validation.constraints.NotEmpty;
 import jakarta.validation.constraints.NotNull;
@@ -30,7 +29,7 @@ public class ErpSaleOrderSaveReqVO {
     private LocalDateTime orderTime;
 
     @Schema(description = "销售员编号数组")
-    private String salePersonIds;
+    private List<Long> salePersonIds;
 
     @Schema(description = "合计价格，单位：元", requiredMode = Schema.RequiredMode.REQUIRED, example = "26094")
     @NotNull(message = "合计价格，单位：元不能为空")
@@ -69,6 +68,61 @@ public class ErpSaleOrderSaveReqVO {
 //    private Integer status;
 
     @Schema(description = "ERP 销售订单明细列表")
-    private List<ErpSalesOrderItemDO> salesOrderItems;
+    private List<Item> salesOrderItems;
+
+    @Schema(description = "管理后台 - ERP 销售订单明细新增/修改 Request VO")
+    @Data
+    public class Item {
+
+        @Schema(description = "编号", example = "20704")
+        private Long id;
+
+        // TODO 芋艿：后面删除
+//        @Schema(description = "销售订单编号", requiredMode = Schema.RequiredMode.REQUIRED, example = "30765")
+//        @NotNull(message = "销售订单编号不能为空")
+//        private Long orderId;
+
+//        @Schema(description = "商品 SPU 编号", requiredMode = Schema.RequiredMode.REQUIRED, example = "5574")
+//        @NotNull(message = "商品 SPU 编号不能为空")
+//        private Long productSpuId;
+
+        @Schema(description = "商品 SKU 编号", requiredMode = Schema.RequiredMode.REQUIRED, example = "21273")
+        @NotNull(message = "商品 SKU 编号不能为空")
+        private Long productSkuId;
+
+        @Schema(description = "商品单位", requiredMode = Schema.RequiredMode.REQUIRED)
+        @NotEmpty(message = "商品单位不能为空")
+        private String productUnit;
+
+        @Schema(description = "商品单价", requiredMode = Schema.RequiredMode.REQUIRED, example = "6897")
+        @NotNull(message = "商品单价不能为空")
+        private BigDecimal productPrice;
+
+        @Schema(description = "数量", requiredMode = Schema.RequiredMode.REQUIRED, example = "22100")
+        @NotNull(message = "数量不能为空")
+        private Integer count;
+
+        // TODO 芋艿：后面删除
+//        @Schema(description = "总价", requiredMode = Schema.RequiredMode.REQUIRED, example = "26868")
+//        @NotNull(message = "总价不能为空")
+//        private BigDecimal totalPrice;
+
+        @Schema(description = "备注", example = "你说的对")
+        private String description;
+
+        @Schema(description = "税率，百分比", requiredMode = Schema.RequiredMode.REQUIRED)
+        @NotNull(message = "税率，百分比不能为空")
+        private BigDecimal taxPercent;
+
+        @Schema(description = "税额，单位：元", requiredMode = Schema.RequiredMode.REQUIRED, example = "15791")
+        @NotNull(message = "税额，单位：元不能为空")
+        private BigDecimal taxPrice;
+
+        // TODO 芋艿：后面删除
+//        @Schema(description = "支付金额，单位：元", requiredMode = Schema.RequiredMode.REQUIRED, example = "21930")
+//        @NotNull(message = "支付金额，单位：元不能为空")
+//        private BigDecimal payPrice;
+
+    }
 
 }
\ No newline at end of file
diff --git a/yudao-module-erp/yudao-module-erp-biz/src/main/java/cn/iocoder/yudao/module/erp/service/sale/ErpSaleOrderServiceImpl.java b/yudao-module-erp/yudao-module-erp-biz/src/main/java/cn/iocoder/yudao/module/erp/service/sale/ErpSaleOrderServiceImpl.java
index d8ccb0e28..429633f23 100644
--- a/yudao-module-erp/yudao-module-erp-biz/src/main/java/cn/iocoder/yudao/module/erp/service/sale/ErpSaleOrderServiceImpl.java
+++ b/yudao-module-erp/yudao-module-erp-biz/src/main/java/cn/iocoder/yudao/module/erp/service/sale/ErpSaleOrderServiceImpl.java
@@ -40,11 +40,16 @@ public class ErpSaleOrderServiceImpl implements ErpSaleOrderService {
         saleOrderMapper.insert(saleOrder);
 
         // 插入子表
-        createSalesOrderItemsList(saleOrder.getId(), createReqVO.getSalesOrderItems());
+//        createSalesOrderItemsList(saleOrder.getId(), createReqVO.getSalesOrderItems());
         // 返回
         return saleOrder.getId();
     }
 
+    private void createSalesOrderItemsList(Long id, List<ErpSalesOrderItemDO> list) {
+        list.forEach(o -> o.setId(id));
+        salesOrderItemMapper.insertBatch(list);
+    }
+
     @Override
     @Transactional(rollbackFor = Exception.class)
     public void updateSaleOrder(ErpSaleOrderSaveReqVO updateReqVO) {
@@ -55,7 +60,13 @@ public class ErpSaleOrderServiceImpl implements ErpSaleOrderService {
         saleOrderMapper.updateById(updateObj);
 
         // 更新子表
-        updateSalesOrderItemsList(updateReqVO.getId(), updateReqVO.getSalesOrderItems());
+//        updateSalesOrderItemsList(updateReqVO.getId(), updateReqVO.getSalesOrderItems());
+    }
+
+    private void updateSalesOrderItemsList(Long id, List<ErpSalesOrderItemDO> list) {
+        deleteSalesOrderItemsById(id);
+        list.forEach(o -> o.setId(null).setUpdater(null).setUpdateTime(null)); // 解决更新情况下：1）id 冲突；2）updateTime 不更新
+        createSalesOrderItemsList(id, list);
     }
 
     @Override
@@ -88,17 +99,6 @@ public class ErpSaleOrderServiceImpl implements ErpSaleOrderService {
 
     // ==================== 子表（ERP 销售订单明细） ====================
 
-    private void createSalesOrderItemsList(Long id, List<ErpSalesOrderItemDO> list) {
-        list.forEach(o -> o.setId(id));
-        salesOrderItemMapper.insertBatch(list);
-    }
-
-    private void updateSalesOrderItemsList(Long id, List<ErpSalesOrderItemDO> list) {
-        deleteSalesOrderItemsById(id);
-		list.forEach(o -> o.setId(null).setUpdater(null).setUpdateTime(null)); // 解决更新情况下：1）id 冲突；2）updateTime 不更新
-        createSalesOrderItemsList(id, list);
-    }
-
     private void deleteSalesOrderItemsById(Long id) {
         salesOrderItemMapper.deleteById(id);
     }
diff --git a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/api/dept/DeptApiImpl.java b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/api/dept/DeptApiImpl.java
index 00d79ceaa..81062994e 100644
--- a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/api/dept/DeptApiImpl.java
+++ b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/api/dept/DeptApiImpl.java
@@ -46,5 +46,4 @@ public class DeptApiImpl implements DeptApi {
         return BeanUtils.toBean(childDeptList, DeptRespDTO.class);
     }
 
-
 }