diff --git a/packages/app-client/src/components/purchase/module/MelonFarmer.tsx b/packages/app-client/src/components/purchase/module/MelonFarmer.tsx
index d34b472..79d17ff 100644
--- a/packages/app-client/src/components/purchase/module/MelonFarmer.tsx
+++ b/packages/app-client/src/components/purchase/module/MelonFarmer.tsx
@@ -696,6 +696,16 @@ export default forwardRef<MelonFarmerRef, IMelonFarmerProps>(
                     ...supplierVO1,
                   });
 
+                  if (supplierVO1.wechatQr) {
+                    setPicList([
+                      {
+                        url: supplierVO1.wechatQr,
+                        name: "wechat-qrcode",
+                        status: "success",
+                      },
+                    ]);
+                  }
+
                   // 清除所有错误状态
                   setNameError((prev) => ({
                     ...prev,
diff --git a/packages/app-client/src/components/purchase/module/OrderCost.tsx b/packages/app-client/src/components/purchase/module/OrderCost.tsx
index ace25dc..e6a6b93 100644
--- a/packages/app-client/src/components/purchase/module/OrderCost.tsx
+++ b/packages/app-client/src/components/purchase/module/OrderCost.tsx
@@ -40,6 +40,8 @@ export interface IOrderCostProps {
   onEmptyBoxChange?: (orderPackageList: BusinessAPI.OrderPackage[]) => void;
   onAdd: () => void;
   costItemVOList: BusinessAPI.CostItemVO[];
+  foreman: string;
+  setForeman: (foreman: string) => void;
 }
 
 export default forwardRef<OrderCostRef, IOrderCostProps>(
@@ -52,6 +54,8 @@ export default forwardRef<OrderCostRef, IOrderCostProps>(
       onEmptyBoxChange,
       emptyBoxList: defaultEmptyBoxList,
       costItemVOList,
+      foreman,
+      setForeman,
     } = IOrderCostProps;
     console.log("defaultEmptyBoxList", defaultEmptyBoxList);
 
@@ -70,7 +74,6 @@ export default forwardRef<OrderCostRef, IOrderCostProps>(
     const [boxBrandList, setBoxBrandList] = useState<BoxBrand[]>();
 
     const [emptyBoxCostItem, setEmptyBoxCostItem] = useState<CostItem>();
-    console.log("emptyBoxCostItem", emptyBoxCostItem);
 
     // 批量添加空箱相关状态
     const [selectedBrand, setSelectedBrand] = useState<BoxBrand | null>(null);
@@ -177,10 +180,8 @@ export default forwardRef<OrderCostRef, IOrderCostProps>(
       );
     }, [emptyBoxList, packageTypeEnabled.EMPTY]);
 
-    // 总的工头姓名状态
-    const [principal, setPrincipal] = useState<string>("");
     // 工头姓名错误状态
-    const [principalError, setPrincipalError] = useState<boolean>(false);
+    const [foremanError, setForemanError] = useState<boolean>(false);
 
     // 初始化空箱品牌数据
     const initBoxBrandList = async () => {
@@ -329,17 +330,6 @@ export default forwardRef<OrderCostRef, IOrderCostProps>(
               };
             }) || []),
         ]);
-
-        // 初始化总的工头姓名（如果有启用且费用承担方为"我方"的项目）
-        const enabledUsItems = initialList.filter(
-          (item) =>
-            item.selected &&
-            item.payerType === "US" &&
-            item.costType === "HUMAN_COST",
-        );
-        if (enabledUsItems.length > 0 && enabledUsItems[0].principal) {
-          setPrincipal(enabledUsItems[0].principal || "");
-        }
       }
     };
 
@@ -376,14 +366,14 @@ export default forwardRef<OrderCostRef, IOrderCostProps>(
             item.selected &&
             item.payerType === "US"
           ) {
-            return { ...item, principal };
+            return { ...item, principal: foreman };
           }
           return item;
         });
 
         onChange(updatedList);
       }
-    }, [costItemList, principal]);
+    }, [costItemList, foreman]);
 
     // 错误状态
     const [countError, setCountError] = useState<{ [key: string]: boolean }>(
@@ -439,7 +429,7 @@ export default forwardRef<OrderCostRef, IOrderCostProps>(
     // 校验工头姓名
     const validatePrincipal = (value: string) => {
       const isValid = value.trim().length > 0;
-      setPrincipalError(!isValid);
+      setForemanError(!isValid);
       return isValid;
     };
 
@@ -461,8 +451,8 @@ export default forwardRef<OrderCostRef, IOrderCostProps>(
     };
 
     // 处理工头姓名变化
-    const handlePrincipalChange = (value: string) => {
-      setPrincipal(value);
+    const handleForemanChange = (value: string) => {
+      setForeman(value);
 
       // 如果有启用且费用承担方为"我方"的项目，则校验工头姓名
       const enabledUsItems = costItemList?.filter(
@@ -509,8 +499,6 @@ export default forwardRef<OrderCostRef, IOrderCostProps>(
         }
       });
 
-      console.log("costItemList", costItemList);
-
       // 校验总的工头姓名（如果有启用且费用承担方为"我方"的项目）
       const enabledUsItems = costItemList.filter(
         (item) =>
@@ -518,13 +506,12 @@ export default forwardRef<OrderCostRef, IOrderCostProps>(
           item.selected &&
           item.payerType === "US",
       );
-      console.log("enabledUsItems", enabledUsItems);
+
+      isValid = true;
       if (enabledUsItems.length > 0) {
-        if (!validatePrincipal(principal)) {
+        if (!validatePrincipal(foreman)) {
           isValid = false;
         }
-      } else {
-        isValid = true;
       }
 
       if (!isValid) {
@@ -1422,20 +1409,20 @@ export default forwardRef<OrderCostRef, IOrderCostProps>(
             <View>
               <View className="mb-1 text-sm font-medium">工头叫什么名字</View>
               <View
-                className={`flex h-12 items-center rounded-md px-3 ${principalError ? "border-2 border-red-500 bg-red-100" : "border-2 border-gray-300 bg-white"}`}
+                className={`flex h-12 items-center rounded-md px-3 ${foremanError ? "border-2 border-red-500 bg-red-100" : "border-2 border-gray-300 bg-white"}`}
               >
                 <Input
                   className="text-base"
                   type="text"
                   placeholder={"工头的名字"}
-                  value={principal}
+                  value={foreman}
                   onChange={(value) => {
-                    handlePrincipalChange(value);
+                    handleForemanChange(value);
                   }}
-                  onBlur={() => handlePrincipalBlur(principal)}
+                  onBlur={() => handlePrincipalBlur(foreman)}
                 />
               </View>
-              {principalError && (
+              {foremanError && (
                 <View className="mt-1 text-xs text-red-500">
                   工头叫啥子填一下
                 </View>
diff --git a/packages/app-client/src/components/purchase/module/PurchasePreview.tsx b/packages/app-client/src/components/purchase/module/PurchasePreview.tsx
index 713342a..9eda17d 100644
--- a/packages/app-client/src/components/purchase/module/PurchasePreview.tsx
+++ b/packages/app-client/src/components/purchase/module/PurchasePreview.tsx
@@ -334,17 +334,24 @@ export default function PurchasePreview(props: IPurchasePreviewProps) {
                             ? "瓜农承担费用"
                             : "未指定"}
                       </View>
-                      {costItem.payerType === "US" && (
-                        <View className="text-sm font-normal text-gray-400">
-                          工头：{costItem.principal}
-                        </View>
-                      )}
                       <View className="mr-2 text-sm font-medium">
                         共 {costItem.count} {costItem.unit}
                       </View>
                     </View>
                   </View>
                 ))}
+              {purchaseOrder.orderCostList?.some(
+                (costItem: CostItem) =>
+                  costItem.costType === "HUMAN_COST" &&
+                  costItem.payerType === "US",
+              ) && (
+                <View className="flex items-center justify-between border-t pt-2.5">
+                  <View className="text-sm font-semibold">工头</View>
+                  <View className="text-primary text-sm font-semibold">
+                    {purchaseOrder.foreman}
+                  </View>
+                </View>
+              )}
               <View className="flex items-center justify-between border-t pt-2.5">
                 <View className="text-sm font-semibold">总人数</View>
                 <View className="text-primary text-sm font-semibold">
diff --git a/packages/app-client/src/components/purchase/section/LaborInfoSection.tsx b/packages/app-client/src/components/purchase/section/LaborInfoSection.tsx
index c61b8f6..cc11996 100644
--- a/packages/app-client/src/components/purchase/section/LaborInfoSection.tsx
+++ b/packages/app-client/src/components/purchase/section/LaborInfoSection.tsx
@@ -37,7 +37,7 @@ export default function LaborInfoSection(props: {
     unitPrice: "", // 单价
     amount: "", // 金额
     payerType: "US", // 费用承担方，默认我方
-    principal: "", // 工头姓名
+    principal: "", // 负责人
     requireQuantityAndPrice: false,
   });
 
@@ -175,7 +175,7 @@ export default function LaborInfoSection(props: {
       <View className={"flex flex-col gap-2.5 divide-y divide-[#eaeaea]"}>
         <View className={"flex flex-col gap-2.5"}>
           <View className={"text-sm font-bold"}>
-            工头：{humanCosts?.[0].principal}
+            工头：{purchaseOrderVO.foreman}
           </View>
           <View
             className={
@@ -192,7 +192,7 @@ export default function LaborInfoSection(props: {
           <View className={"text-sm font-bold"}>工头垫付</View>
           {/* 工头垫付 */}
           {workerAdvanceCosts.map((item, index) => {
-            // 初始化编辑值，包括费用承担方和工头姓名
+            // 初始化编辑值，包括费用承担方和负责人
             initEditValues(
               item.orderCostId,
               item.count,
@@ -243,7 +243,7 @@ export default function LaborInfoSection(props: {
           <View className={"text-sm font-bold"}>产地垫付</View>
           {/* 产地垫付 */}
           {productionAdvanceCosts.map((item, index) => {
-            // 初始化编辑值，包括费用承担方和工头姓名
+            // 初始化编辑值，包括费用承担方和负责人
             initEditValues(
               item.orderCostId,
               item.count,
@@ -403,7 +403,7 @@ export default function LaborInfoSection(props: {
                           : "元", // 单位
                         unitPrice: "", // 单价
                         amount: "", // 金额
-                        principal: "", // 工头姓名
+                        principal: "", // 负责人
                         requireQuantityAndPrice:
                           selectedItem.requireQuantityAndPrice,
                       }));
@@ -535,7 +535,7 @@ export default function LaborInfoSection(props: {
                       unitPrice: "", // 单价
                       amount: "", // 金额
                       payerType: "", // 费用承担方，默认我方
-                      principal: "", // 工头姓名
+                      principal: "", // 负责人
                       requireQuantityAndPrice: false,
                     });
                   }}
@@ -612,7 +612,7 @@ export default function LaborInfoSection(props: {
                       unitPrice: "", // 单价
                       amount: "", // 金额
                       payerType: "", // 费用承担方，默认我方
-                      principal: "", // 工头姓名
+                      principal: "", // 负责人
                       requireQuantityAndPrice: false,
                     });
                   }}
@@ -776,7 +776,7 @@ export default function LaborInfoSection(props: {
                         ...prev,
                         [item.orderCostId]: {
                           ...tempEditValues[item.orderCostId],
-                          // 如果费用承担方是瓜农，清空工头姓名
+                          // 如果费用承担方是瓜农，清空负责人
                           principal:
                             tempEditValues[item.orderCostId]?.payerType ===
                             "OTHER"
@@ -989,7 +989,7 @@ export default function LaborInfoSection(props: {
                         ...prev,
                         [item.orderCostId]: {
                           ...tempEditValues[item.orderCostId],
-                          // 如果费用承担方是瓜农，清空工头姓名
+                          // 如果费用承担方是瓜农，清空负责人
                           principal:
                             tempEditValues[item.orderCostId]?.payerType ===
                             "OTHER"
diff --git a/packages/app-client/src/components/purchase/section/WorkerAdvanceSection.tsx b/packages/app-client/src/components/purchase/section/WorkerAdvanceSection.tsx
index 8a30067..759c716 100644
--- a/packages/app-client/src/components/purchase/section/WorkerAdvanceSection.tsx
+++ b/packages/app-client/src/components/purchase/section/WorkerAdvanceSection.tsx
@@ -165,7 +165,7 @@ export default function WorkerAdvanceSection(props: {
           {humanCosts && humanCosts.length > 0 && (
             <View className={"flex flex-col gap-2.5"}>
               <View className={"text-sm font-bold"}>
-                工头：{humanCosts?.[0].principal}
+                工头：{purchaseOrderVO.foreman}
               </View>
               <View
                 className={
diff --git a/packages/app-client/src/pages/purchase/approver/approve.tsx b/packages/app-client/src/pages/purchase/approver/approve.tsx
index a409bca..6209dd6 100644
--- a/packages/app-client/src/pages/purchase/approver/approve.tsx
+++ b/packages/app-client/src/pages/purchase/approver/approve.tsx
@@ -5,7 +5,10 @@ import { business } from "@/services";
 import { useEffect, useState } from "react";
 import { View } from "@tarojs/components";
 import { SafeArea } from "@nutui/nutui-react-taro";
-import { PurchaseOrderFinalApprove, PurchaseOrderRejectFinal } from "@/components";
+import {
+  PurchaseOrderFinalApprove,
+  PurchaseOrderRejectFinal,
+} from "@/components";
 import buildUrl from "@/utils/buildUrl";
 import { formatCurrency, formatUnitPrice } from "@/utils/format";
 import { PurchaseOrderCalculator } from "@/utils/PurchaseOrderCalculator";
@@ -62,8 +65,8 @@ export default hocAuth(function Page(props: CommonComponent) {
               <View className="mb-1 text-center text-sm text-gray-500">
                 收购单价
               </View>
-              <View className="flex flex-row gap-2.5 text-center">
-                <View className="price-highlight text-primary">
+              <View className="flex flex-row items-center justify-center gap-2.5 text-center">
+                <View className="text-primary text-3xl">
                   {formatUnitPrice(calculator.getAveragePurchasePrice())}
                 </View>
                 <View className="text-sm text-gray-500">元/斤</View>
@@ -73,9 +76,9 @@ export default hocAuth(function Page(props: CommonComponent) {
               <View className="mb-1 text-center text-sm text-gray-500">
                 市场报价
               </View>
-              <View className="text-center">
-                <View className="price-highlight text-green-500">
-                  {formatUnitPrice(calculator.getAverageSalesPrice())}
+              <View className="flex flex-row items-center justify-center gap-2.5 text-center">
+                <View className="text-primary text-2xl">
+                  {formatUnitPrice(calculator.getAverageSalesPrice())} 元
                 </View>
                 <View className="text-sm text-gray-500">元/斤</View>
               </View>
@@ -90,14 +93,14 @@ export default hocAuth(function Page(props: CommonComponent) {
             <View className="cost-item flex flex-col px-3 py-2">
               <View className="text-sm text-gray-500">西瓜采购成本</View>
               <View className="font-medium">
-                ￥{formatCurrency(calculator.getSupplierPurchaseCost())}
+                ￥{formatCurrency(calculator.getSupplierPurchaseCost())} 元
               </View>
             </View>
             {purchaseOrderVO.orderDealer?.freightCostFlag && (
               <View className="cost-item flex flex-col px-3 py-2">
                 <View className="text-sm text-gray-500">运输费</View>
                 <View className="font-medium">
-                  ￥{purchaseOrderVO.orderVehicle.price}
+                  ￥{purchaseOrderVO.orderVehicle.price} 元
                 </View>
               </View>
             )}
@@ -109,7 +112,7 @@ export default hocAuth(function Page(props: CommonComponent) {
                 >
                   <View className="text-sm text-gray-500">{item.name}</View>
                   <View className="font-medium">
-                    ￥{item.price * item.count}
+                    ￥{item.price * item.count} 元
                   </View>
                   {item.name === "人工费" && (
                     <View className="text-xs text-gray-500">
@@ -128,7 +131,7 @@ export default hocAuth(function Page(props: CommonComponent) {
               <View className="cost-item flex flex-col px-3 py-2">
                 <View className="text-sm text-gray-500">公司返点</View>
                 <View className="font-medium">
-                  ￥{purchaseOrderVO.orderDealer?.taxSubsidy}
+                  ￥{purchaseOrderVO.orderDealer?.taxSubsidy} 元
                 </View>
               </View>
             )}
@@ -137,7 +140,7 @@ export default hocAuth(function Page(props: CommonComponent) {
               <View className="cost-item flex flex-col px-3 py-2">
                 <View className="text-sm text-gray-500">计提税金</View>
                 <View className="font-medium">
-                  ￥{purchaseOrderVO.orderDealer?.taxProvision}
+                  ￥{purchaseOrderVO.orderDealer?.taxProvision} 元
                 </View>
               </View>
             )}
@@ -146,7 +149,7 @@ export default hocAuth(function Page(props: CommonComponent) {
               <View className="cost-item flex flex-col px-3 py-2">
                 <View className="text-sm text-gray-500">调诚信志远分成</View>
                 <View className="font-medium">
-                  ￥{purchaseOrderVO.orderDealer?.costDifference}
+                  ￥{purchaseOrderVO.orderDealer?.costDifference} 元
                 </View>
               </View>
             )}
@@ -155,7 +158,7 @@ export default hocAuth(function Page(props: CommonComponent) {
               <View className="flex flex-col">
                 <View className="text-sm text-gray-500">成本合计</View>
                 <View className="font-bold">
-                  ￥{calculator.getMelonCost1()}
+                  ￥{calculator.getMelonCost1()} 元
                 </View>
               </View>
               <View className="flex flex-col">
@@ -171,7 +174,7 @@ export default hocAuth(function Page(props: CommonComponent) {
           <View className="flex items-center justify-between">
             <View className="text-gray-500">分成利润</View>
             <View className="profit-highlight text-primary text-3xl">
-              ￥{calculator.getShareProfit()}
+              ￥{calculator.getShareProfit()} 元
             </View>
           </View>
         </View>
diff --git a/packages/app-client/src/pages/purchase/purchaser/create.tsx b/packages/app-client/src/pages/purchase/purchaser/create.tsx
index 336703c..86ae02d 100644
--- a/packages/app-client/src/pages/purchase/purchaser/create.tsx
+++ b/packages/app-client/src/pages/purchase/purchaser/create.tsx
@@ -1,14 +1,7 @@
 import hocAuth from "@/hocs/auth";
 import { CommonComponent, CostItem, SupplierVO } from "@/types/typings";
 import { View } from "@tarojs/components";
-import {
-  Button,
-  Dialog,
-  SafeArea,
-  Toast,
-  Tour,
-  TourList,
-} from "@nutui/nutui-react-taro";
+import { Button, Dialog, SafeArea, Toast, Tour, TourList } from "@nutui/nutui-react-taro";
 import { purchase } from "@/constant";
 import { useEffect, useRef, useState } from "react";
 import {
@@ -23,7 +16,7 @@ import {
   SupplierList,
   TicketUpload,
   Weigh,
-  WeighRef,
+  WeighRef
 } from "@/components";
 import { business } from "@/services";
 import { generateShortId } from "@/utils/generateShortId";
@@ -190,7 +183,10 @@ export default hocAuth(function Page(props: CommonComponent) {
               (item: CostItem) => ({
                 ...item,
                 // 设置默认选中,
-                selected: item.count > 0,
+                selected:
+                  item.selected ||
+                  item.costType !== "PACKAGING_MATERIALS" ||
+                  item.count > 0,
               }),
             ) as any;
             setOrderCostList(orderCostList1);
@@ -414,6 +410,7 @@ export default hocAuth(function Page(props: CommonComponent) {
       const { data } = await business.purchaseOrder.savePurchaseOrderStep3({
         orderId: orderId,
         active: active + 1,
+        foreman: purchaseOrder.foreman,
         orderCostList: purchaseOrder.orderCostList.filter(
           (item: CostItem) => item.selected,
         ),
@@ -880,6 +877,13 @@ export default hocAuth(function Page(props: CommonComponent) {
               setOrderPackageList(emptyBoxList);
             }}
             costItemVOList={costItemVOList}
+            foreman={purchaseOrder?.foreman || ""}
+            setForeman={(foreman) => {
+              setPurchaseOrder((prev) => ({
+                ...prev!,
+                foreman,
+              }));
+            }}
           />
         )}
       </View>
diff --git a/packages/app-client/src/services/business/typings.d.ts b/packages/app-client/src/services/business/typings.d.ts
index 55a5a36..615d6b6 100644
--- a/packages/app-client/src/services/business/typings.d.ts
+++ b/packages/app-client/src/services/business/typings.d.ts
@@ -3467,6 +3467,8 @@ declare namespace BusinessAPI {
     active?: number;
     /** 产地负责人 */
     originPrincipal?: string;
+    /** 工头 */
+    foreman?: string;
     /** 备注 */
     remark?: string;
     /** 车辆信息 */
@@ -3582,6 +3584,8 @@ declare namespace BusinessAPI {
     orderId: string;
     /** 步骤标识 */
     active?: number;
+    /** 工头 */
+    foreman?: string;
     /** 采购订单费用信息 */
     orderCostList: OrderCost[];
     /** 采购订单包装箱信息 */
@@ -3625,6 +3629,8 @@ declare namespace BusinessAPI {
     active?: number;
     /** 产地负责人 */
     originPrincipal?: string;
+    /** 工头 */
+    foreman?: string;
     /** 报价方式：1_按毛重报价；2_按净重报价； */
     pricingMethod?: "BY_GROSS_WEIGHT" | "BY_NET_WEIGHT";
     /** 销售金额 */