diff --git a/src/api/purchase/purchasingrequisition.ts b/src/api/purchase/purchasingrequisition.ts
index 98c1689..53a6d8c 100644
--- a/src/api/purchase/purchasingrequisition.ts
+++ b/src/api/purchase/purchasingrequisition.ts
@@ -252,6 +252,19 @@ export function saveRepresentor(id: number, representorTeacherNo?: string, repre
 	});
 }
 
+/**
+ * 随机抽取部门参与人
+ * @param applyId 采购申请ID
+ * @param memberTeacherNos 参与随机抽取的人员工号列表（逗号分隔）
+ */
+export function randomSelectRepresentor(applyId: string, memberTeacherNos: string) {
+	return request({
+		url: '/purchase/purchasingapply/randomSelectRepresentor',
+		method: 'post',
+		data: { applyId, memberTeacherNos },
+	});
+}
+
 /**
  * 文件归档：按文件类型打包下载该申请单下所有附件的下载地址（GET 请求，浏览器直接下载 zip）
  * @param purchaseId 采购申请ID
diff --git a/src/views/purchase/purchasingrequisition/DocAuditViewDialog.vue b/src/views/purchase/purchasingrequisition/DocAuditViewDialog.vue
index cc172d5..83c27b2 100644
--- a/src/views/purchase/purchasingrequisition/DocAuditViewDialog.vue
+++ b/src/views/purchase/purchasingrequisition/DocAuditViewDialog.vue
@@ -9,8 +9,8 @@
 			</div>
 		</template>
 
-		<el-row :gutter="16">
-			<el-col :span="8">
+		<el-row :gutter="24">
+			<el-col :span="16">
 				<el-card shadow="never" class="info-card">
 					<template #header>
 						<div class="card-header">
@@ -38,11 +38,19 @@
 							<span class="card-title">招标文件</span>
 						</div>
 					</template>
-					<el-table :data="docList" border stripe size="small" v-if="docList.length > 0" max-height="300">
-						<el-table-column type="index" label="序号" width="50" />
+<el-table :data="docList" border stripe size="small" v-if="docList.length > 0" max-height="300">
+<!--						<el-table-column type="index" label="序号" width="50" />-->
+						<el-table-column prop="version" label="版本" width="60" align="center">
+							<template #default="scope">
+								<el-tag v-if="scope.row.isCurrent === '1'" type="success" size="small">{{ scope.row.version || '-' }}</el-tag>
+								<span v-else>{{ scope.row.version || '-' }}</span>
+							</template>
+						</el-table-column>
 						<el-table-column prop="fileName" label="文件名称" show-overflow-tooltip />
-						<el-table-column prop="createTime" label="上传时间" width="160" />
-						<el-table-column label="操作" width="120" align="center">
+						<el-table-column prop="uploadUserName" label="上传人" width="100" />
+						<el-table-column prop="createTime" label="上传时间" width="150" />
+						<el-table-column prop="comment" label="批注" width="150" show-overflow-tooltip />
+						<el-table-column label="操作" width="120" align="center" fixed="right">
 							<template #default="scope">
 								<el-button type="primary" link size="small" icon="View" @click="handlePreview(scope.row)">预览</el-button>
 								<el-button type="success" link size="small" icon="Download" @click="handleDownload(scope.row)">下载</el-button>
@@ -53,7 +61,7 @@
 				</el-card>
 			</el-col>
 
-			<el-col :span="16">
+			<el-col :span="8">
 				<el-card shadow="never" class="flow-card">
 					<template #header>
 						<div class="card-header">
@@ -85,6 +93,7 @@ import { ref, computed } from 'vue';
 import { DocumentChecked } from '@element-plus/icons-vue';
 import { useMessage } from '/@/hooks/message';
 import { getObj, getDocList, previewFileById, downloadFileById } from '/@/api/purchase/purchasingrequisition';
+import { getFlowPurchaseDetail } from '/@/api/purchase/bidfile';
 
 const FlowCommentTimeline = defineAsyncComponent(() => import('/@/views/jsonflow/comment/timeline.vue'));
 
@@ -93,6 +102,10 @@ interface DocItem {
 	fileName: string;
 	fileUrl: string;
 	createTime?: string;
+	version?: string;
+	isCurrent?: string;
+	uploadUserName?: string;
+	comment?: string;
 }
 
 const visible = ref(false);
@@ -117,10 +130,14 @@ const open = async (id: string, row?: any) => {
 	docList.value = [];
 	applyData.value = row || {};
 
-	if (!row || !row.fileFlowInstId) {
+	// 使用专门的招标文件审批详情接口获取数据，确保包含 agentName
+	if (!row || !row.fileFlowInstId || !row.agentName) {
 		try {
-			const res = await getObj(id);
-			applyData.value = res?.data || {};
+			const res = await getFlowPurchaseDetail(id);
+			if (res?.code === 0 && res?.data) {
+				// 合并数据，确保 agentName 等字段正确返回
+				applyData.value = { ...applyData.value, ...res.data };
+			}
 		} catch (e) {
 			console.error('获取采购申请详情失败', e);
 			useMessage().error('获取采购申请详情失败');
@@ -134,11 +151,15 @@ const open = async (id: string, row?: any) => {
 			const docsRes = await getDocList(applyData.value.id);
 			const docs = docsRes?.data || [];
 			if (Array.isArray(docs) && docs.length > 0) {
-				docList.value = docs.map((d: any) => ({
+docList.value = docs.map((d: any) => ({
 					id: d.id || d.fileId,
 					fileName: d.fileName || d.fileTitle || '招标文件',
 					fileUrl: d.fileUrl,
 					createTime: d.createTime,
+					version: d.version,
+					isCurrent: d.isCurrent,
+					uploadUserName: d.uploadUserName,
+					comment: d.comment,
 				}));
 			}
 		} catch (e) {
diff --git a/src/views/purchase/purchasingrequisition/add.vue b/src/views/purchase/purchasingrequisition/add.vue
index 8d8bb5c..47239a0 100644
--- a/src/views/purchase/purchasingrequisition/add.vue
+++ b/src/views/purchase/purchasingrequisition/add.vue
@@ -11,9 +11,9 @@
 					</div>
 				</template>
 				<div v-loading="loading" style="padding-bottom: 20px">
-					<div class="form-toolbar mb12" style="text-align: right">
-						<el-button type="primary" link icon="QuestionFilled" @click="helpDialogVisible = true"> 帮助 </el-button>
-					</div>
+<!--					<div class="form-toolbar mb12" style="text-align: right">-->
+<!--						<el-button type="primary" link icon="QuestionFilled" @click="helpDialogVisible = true"> 帮助 </el-button>-->
+<!--					</div>-->
 					<el-form
 						ref="formRef"
 						:model="dataForm"
@@ -375,8 +375,8 @@ upload-file-url="/purchase/purchasingfiles/upload"
 								<div class="step-title mb12">学校统一采购</div>
 								<el-row :gutter="16">
 									<el-col :span="8" class="mb12">
-										<el-form-item label="采购形式" prop="purchaseMode" :required="isPurchaseModeRequired">
-											<el-radio-group v-model="dataForm.purchaseMode" :disabled="schoolUnifiedPurchaseFormDisabled">
+										<el-form-item label="组织采购形式" prop="purchaseSchool" :required="isPurchaseSchoolRequired">
+											<el-radio-group v-model="dataForm.purchaseSchool" :disabled="schoolUnifiedPurchaseFormDisabled">
 												<el-radio v-for="item in purchaseModeSchoolList" :key="item.value" :label="item.value">
 													{{ item.label }}
 												</el-radio>
@@ -841,7 +841,7 @@ upload-file-url="/purchase/purchasingfiles/upload"
 						</template>
 						<template v-else>
 							<el-button v-if="!isFlowEmbed" @click="handleCancel">取消</el-button>
-							<el-button v-if="!flowSubmitDisabled" type="warning" @click="handleTempStore" :disabled="loading"> 暂存 </el-button>
+							<el-button v-if="!isFlowEmbed && !flowSubmitDisabled" type="warning" @click="handleTempStore" :disabled="loading"> 暂存 </el-button>
 							<!--              <el-button -->
 							<!--                type="primary" -->
 							<!--                @click="handleSubmit" -->
@@ -963,6 +963,7 @@ const dataForm = reactive({
 	isSpecial: '',
 	hasAssets: '0',
 	purchaseMode: '',
+  purchaseSchool:'',
 	purchaseType: '',
 	purchaseTypeUnion: '',
 	purchaseChannel: '',
@@ -1199,8 +1200,8 @@ const isPurchaseTypeUnionRequired = computed(() => {
 	return false;
 });
 
-// 学校统一采购 - 采购形式是否必填
-const isPurchaseModeRequired = computed(() => {
+// 学校统一采购 - 组织采购形式是否必填
+const isPurchaseSchoolRequired = computed(() => {
 	// 审核阶段：采购中心必填
 	if (isFlowEmbed.value && isPurchaseCenter.value) {
 		return true;
@@ -1231,20 +1232,7 @@ const showPurchaseDetailBlocks = computed(() => {
 	return !!isViewMode.value || !!isFlowEmbed.value || !!dataForm.id || isPurchaseTypeDetermined.value;
 });
 
-// 学校统一采购时采购形式默认值（不由用户选择）：>=100万→政府采购('1')；5万~100万且集采=否→学校自主('2')；5万~100万且集采=政府集中采购→政府采购('1')；5万~100万且集采=学校集中采购→学校自主('2')
-const schoolUnifiedPurchaseFormDefault = computed(() => {
-	if (isDeptPurchase.value || dataForm.budget == null) return null;
-	const budget = Number(dataForm.budget);
-	if (budget >= BUDGET_GOV_PURCHASE_THRESHOLD.value) return '1'; // 政府采购
-	if (budget >= BUDGET_DEPT_PURCHASE_THRESHOLD.value && budget < BUDGET_GOV_PURCHASE_THRESHOLD.value) {
-		if (dataForm.isCentralized === '0') return '2'; // 集采=否 → 学校自主采购
-		if (dataForm.isCentralized === '1') return '1'; // 政府集中采购 → 政府采购
-		if (dataForm.isCentralized === '2') return '2'; // 学校集中采购 → 学校自主采购
-	}
-	return null;
-});
-
-// 学校统一采购时采购形式是否禁用
+// 学校统一采购时组织采购形式是否禁用
 // 申请阶段：始终可选（根据默认值自动选中后，允许用户自行修改）
 // 流程嵌入：采购中心节点可编辑，其他节点只读
 const schoolUnifiedPurchaseFormDisabled = computed(() => {
@@ -1587,15 +1575,11 @@ watch(
 	{ immediate: true }
 );
 
-// 学校统一采购：采购形式由规则默认选择，随预算与集采变化自动更新
+// 学校统一采购：组织采购形式由规则默认选择，随预算与集采变化自动更新
 watch(
-	[() => schoolUnifiedPurchaseFormDefault.value, () => isDeptPurchase.value],
+	[ () => isDeptPurchase.value],
 	() => {
 		if (isDeptPurchase.value) return;
-		const def = schoolUnifiedPurchaseFormDefault.value;
-		if (def != null && dataForm.purchaseMode !== def) {
-			dataForm.purchaseMode = def;
-		}
 	},
 	{ immediate: true }
 );
@@ -1745,12 +1729,12 @@ const dataRules = reactive({
 		},
 	],
 	// 学校统一采购 + 采购中心审核：采购形式必填
-	purchaseMode: [
+	purchaseSchool: [
 		{
 			validator: (_rule: any, value: string, callback: (e?: Error) => void) => {
 				if (!isDeptPurchase.value && isFlowEmbed.value && isPurchaseCenter.value) {
 					if (!value || String(value).trim() === '') {
-						callback(new Error('请选择采购形式'));
+						callback(new Error('请选择组织采购形式'));
 						return;
 					}
 				}
@@ -1877,6 +1861,7 @@ async function loadDetail(applyId: string | number) {
 				isCentralized: detail.isCentralized != null ? String(detail.isCentralized) : '',
 				isSpecial: detail.isSpecial != null ? String(detail.isSpecial) : '',
 				purchaseMode: detail.purchaseMode != null ? String(detail.purchaseMode) : '',
+				purchaseSchool: detail.purchaseSchool != null ? String(detail.purchaseSchool) : '',
 				purchaseType:
 					detail.purchaseType === DEPT_PURCHASE_TYPE.ENTRUST_CENTER
 						? ''
diff --git a/src/views/purchase/purchasingrequisition/bidfile-audit.vue b/src/views/purchase/purchasingrequisition/bidfile-audit.vue
index 91d77d6..5483171 100644
--- a/src/views/purchase/purchasingrequisition/bidfile-audit.vue
+++ b/src/views/purchase/purchasingrequisition/bidfile-audit.vue
@@ -208,13 +208,109 @@
 				</el-form-item>
 			</el-form>
 		</el-card>
+
+		<!-- 部门参与人选择（部门负责人审核时显示） -->
+		<el-card v-if="showRepresentorSection" shadow="never" class="representor-card">
+			<template #header>
+				<div class="card-header">
+					<span class="card-title">
+						<el-icon><User /></el-icon>
+						部门参与人
+					</span>
+					<el-tag v-if="applyData.representorTeacherNo" type="success">已设置</el-tag>
+					<el-tag v-else type="warning">待设置</el-tag>
+				</div>
+			</template>
+			
+			<el-form label-width="120px">
+				<el-form-item label="选择方式">
+					<el-radio-group v-model="representorSelectMode" :disabled="isViewMode">
+						<el-radio label="designate">指定一人</el-radio>
+						<el-radio label="random">随机抽取</el-radio>
+					</el-radio-group>
+				</el-form-item>
+
+				<!-- 指定一人 -->
+				<el-form-item v-if="representorSelectMode === 'designate'" label="选择参与人">
+					<el-select
+						v-model="selectedRepresentor"
+						placeholder="请选择参与人"
+						filterable
+						:disabled="isViewMode"
+						style="width: 300px"
+					>
+						<el-option
+							v-for="member in deptMembers"
+							:key="member.teacherNo"
+							:label="`${member.realName} (${member.teacherNo})`"
+							:value="member.teacherNo"
+						/>
+					</el-select>
+				</el-form-item>
+
+				<!-- 随机抽取 -->
+				<el-form-item v-if="representorSelectMode === 'random'" label="选择候选人">
+					<el-select
+						v-model="randomCandidates"
+						placeholder="请选择参与随机抽取的人员（可多选）"
+						multiple
+						filterable
+						:disabled="isViewMode"
+						style="width: 400px"
+					>
+						<el-option
+							v-for="member in deptMembers"
+							:key="member.teacherNo"
+							:label="`${member.realName} (${member.teacherNo})`"
+							:value="member.teacherNo"
+						/>
+					</el-select>
+					<el-button
+						type="primary"
+						:loading="randomSelectLoading"
+						:disabled="randomCandidates.length < 2 || isViewMode"
+						style="margin-left: 12px"
+						@click="handleRandomSelect"
+					>
+						随机抽取
+					</el-button>
+				</el-form-item>
+
+				<!-- 已选中的参与人 -->
+				<el-form-item v-if="currentRepresentor" label="已选中参与人">
+					<el-tag type="success" size="large">
+						{{ currentRepresentor.realName }} ({{ currentRepresentor.teacherNo }})
+					</el-tag>
+				</el-form-item>
+
+				<!-- 参与人身份 -->
+				<el-form-item label="参与人身份" required>
+					<el-radio-group v-model="representorType" :disabled="isViewMode">
+						<el-radio label="purchase_rep">采购代表</el-radio>
+						<el-radio label="judge">评委</el-radio>
+					</el-radio-group>
+				</el-form-item>
+
+				<!-- 保存按钮 -->
+				<el-form-item>
+					<el-button
+						type="primary"
+						:loading="saveRepresentorLoading"
+						:disabled="!canSaveRepresentor || isViewMode"
+						@click="handleSaveRepresentor"
+					>
+						保存参与人信息
+					</el-button>
+				</el-form-item>
+			</el-form>
+		</el-card>
 	</div>
 </template>
 
 <script setup lang="ts" name="BidFileAudit">
 import { ref, reactive, computed, onMounted, watch } from 'vue';
 import { useRoute } from 'vue-router';
-import { Document, FolderOpened, Upload, Link, Guide } from '@element-plus/icons-vue';
+import { Document, FolderOpened, Upload, Link, Guide, User } from '@element-plus/icons-vue';
 import { ElMessage } from 'element-plus';
 import { Session } from '/@/utils/storage';
 import { useUserInfo } from '/@/stores/userInfo';
@@ -232,6 +328,7 @@ import {
 } from '/@/api/purchase/bidfile';
 import { getRequirementFiles } from '/@/api/purchase/purchasingfiles';
 import { currElTabIsSave } from '/@/api/order/order-key-vue';
+import { getDeptMembers, saveRepresentor, randomSelectRepresentor } from '/@/api/purchase/purchasingrequisition';
 
 // ==================== Props & Emits ====================
 
@@ -252,7 +349,8 @@ const currentUserRoleCodes = computed(() => userStore.userInfos.roleCodes || [])
 const ROLE_LABEL_MAP: Record<string, string> = {
 	PURCHASE_AGENT: '招标代理',
 	PURCHASE_ASSET: '资产管理处',
-	PURCHASE_DEPT_APPLY: '部门负责人',
+	PURCHASE_DEPT_APPLY: '部门经办人',
+	PURCHASE_DEPT_AUDIT: '部门负责人',
 	PURCHASE_FILE_AUDIT: '内审部门',
 	PURCHASE_CENTER: '采购中心',
 };
@@ -295,6 +393,7 @@ const isViewMode = computed(() => {
 const isAgent = computed(() => currentUserRoleCodes.value.includes('PURCHASE_AGENT'));
 const isAsset = computed(() => currentUserRoleCodes.value.includes('PURCHASE_ASSET'));
 const isDeptApply = computed(() => currentUserRoleCodes.value.includes('PURCHASE_DEPT_APPLY'));
+const isDeptAudit = computed(() => currentUserRoleCodes.value.includes('PURCHASE_DEPT_AUDIT'));
 const isFileAudit = computed(() => currentUserRoleCodes.value.includes('PURCHASE_FILE_AUDIT'));
 
 // 是否显示上传区域
@@ -311,6 +410,12 @@ const showFlowTargetSection = computed(() => {
 	return isAsset.value && isFlowEmbed.value;
 });
 
+// 是否显示部门参与人选择区域（仅部门负责人在审核时显示）
+const showRepresentorSection = computed(() => {
+	if (isViewMode.value) return false;
+	return isDeptAudit.value && isFlowEmbed.value;
+});
+
 // 采购申请数据
 const applyData = ref<any>({});
 const purchaseTypeLabel = computed(() => {
@@ -351,6 +456,24 @@ const uploadRules = {
 // 流转去向（资产管理处审核时使用）
 const flowTarget = ref<string>('');
 
+// 部门参与人选择相关（部门负责人审核时使用）
+const representorSelectMode = ref<'designate' | 'random'>('designate');
+const deptMembers = ref<any[]>([]);
+const deptMembersLoading = ref(false);
+const selectedRepresentor = ref<string>('');
+const randomCandidates = ref<string[]>([]);
+const currentRepresentor = ref<any>(null);
+const representorType = ref<string>('purchase_rep');
+const saveRepresentorLoading = ref(false);
+const randomSelectLoading = ref(false);
+
+const canSaveRepresentor = computed(() => {
+	if (representorSelectMode.value === 'designate') {
+		return !!selectedRepresentor.value;
+	}
+	return !!currentRepresentor.value;
+});
+
 // ==================== 计算属性 ====================
 
 const BID_FILE_TYPE = '130';
@@ -634,6 +757,93 @@ const registerFlowCallbacks = () => {
 	}
 };
 
+// ==================== 部门参与人选择 ====================
+
+const loadDeptMembers = async () => {
+	if (!showRepresentorSection.value) return;
+
+	try {
+		deptMembersLoading.value = true;
+		const res = await getDeptMembers();
+		if (res.code === 0 && res.data) {
+			deptMembers.value = res.data;
+		}
+	} catch (e: any) {
+		ElMessage.error(e?.msg || '加载部门人员失败');
+	} finally {
+		deptMembersLoading.value = false;
+	}
+};
+
+const handleRandomSelect = async () => {
+	if (randomCandidates.value.length < 2) {
+		ElMessage.warning('请至少选择2名候选人');
+		return;
+	}
+
+	try {
+		randomSelectLoading.value = true;
+		const res = await randomSelectRepresentor(
+			effectivePurchaseId.value,
+			randomCandidates.value.join(',')
+		);
+		if (res.code === 0 && res.data) {
+			currentRepresentor.value = res.data;
+			ElMessage.success(`随机抽取成功：${res.data.realName}`);
+		} else {
+			ElMessage.error(res.msg || '随机抽取失败');
+		}
+	} catch (e: any) {
+		ElMessage.error(e?.msg || '随机抽取失败');
+	} finally {
+		randomSelectLoading.value = false;
+	}
+};
+
+const handleSaveRepresentor = async () => {
+	if (!canSaveRepresentor.value) {
+		ElMessage.warning('请先选择参与人');
+		return;
+	}
+
+	if (!representorType.value) {
+		ElMessage.warning('请选择参与人身份');
+		return;
+	}
+
+	try {
+		saveRepresentorLoading.value = true;
+		let res: any;
+
+		if (representorSelectMode.value === 'designate') {
+			res = await saveRepresentor(
+				Number(effectivePurchaseId.value),
+				selectedRepresentor.value,
+				undefined,
+				representorType.value
+			);
+		} else {
+			res = await saveRepresentor(
+				Number(effectivePurchaseId.value),
+				currentRepresentor.value?.teacherNo,
+				randomCandidates.value.join(','),
+				representorType.value
+			);
+		}
+
+		if (res.code === 0) {
+			ElMessage.success('保存参与人信息成功');
+			await loadApplyData();
+		} else {
+			ElMessage.error(res.msg || '保存失败');
+		}
+	} catch (e: any) {
+		ElMessage.error(e?.msg || '保存失败');
+	} finally {
+		saveRepresentorLoading.value = false;
+	}
+};
+
 // ==================== 生命周期 ====================
 
 onMounted(async () => {
@@ -642,6 +852,9 @@ onMounted(async () => {
 	if (isAgent.value) {
 		await loadRequirementFiles();
 	}
+	if (showRepresentorSection.value) {
+		await loadDeptMembers();
+	}
 	registerFlowCallbacks();
 });
 
@@ -654,6 +867,9 @@ watch(
 			if (isAgent.value) {
 				await loadRequirementFiles();
 			}
+			if (showRepresentorSection.value) {
+				await loadDeptMembers();
+			}
 			registerFlowCallbacks();
 		}
 	},
diff --git a/src/views/purchase/purchasingrequisition/index.vue b/src/views/purchase/purchasingrequisition/index.vue
index 26690fd..4bc878a 100644
--- a/src/views/purchase/purchasingrequisition/index.vue
+++ b/src/views/purchase/purchasingrequisition/index.vue
@@ -55,7 +55,7 @@
 							采购申请管理
 						</span>
 						<div class="header-actions">
-							<el-button icon="Files" link type="primary"> 采购申请汇总</el-button>
+<!--							<el-button icon="QuestionFilled" link type="primary"> 采购申请操作说明文档下载</el-button>-->
 							<el-button icon="FolderAdd" type="primary" @click="handleAdd"> 新增</el-button>
 							<right-toolbar v-model:showSearch="showSearch" class="ml10" @queryTable="getDataList" />
 						</div>
@@ -72,14 +72,14 @@
 					:header-cell-style="tableStyle.headerCellStyle"
 					class="modern-table"
 				>
-					<el-table-column type="index" label="序号" width="70" align="center">
+					<el-table-column type="index" label="序号" width="50" align="center">
 						<template #header>
 							<el-icon>
 								<List />
 							</el-icon>
 						</template>
 					</el-table-column>
-					<el-table-column prop="purchaseNo" label="申请单编号" min-width="180">
+					<el-table-column prop="purchaseNo" label="申请单编号" min-width="170">
 						<template #header>
 							<el-icon>
 								<DocumentCopy />
@@ -130,7 +130,7 @@
 							<span style="margin-left: 4px">需求部门</span>
 						</template>
 					</el-table-column>
-					<el-table-column prop="projectType" label="项目类别" min-width="200" align="left" show-overflow-tooltip>
+					<el-table-column prop="projectType" label="项目类别" min-width="100" align="left" show-overflow-tooltip>
 						<template #header>
 							<el-icon>
 								<Collection />
@@ -151,7 +151,7 @@
 							</div>
 						</template>
 					</el-table-column>
-					<el-table-column prop="budget" label="项目预算(元)" width="130" align="right">
+					<el-table-column prop="budget" label="项目预算(元)" width="120" align="right">
 						<template #header>
 							<el-icon>
 								<Money />