diff --git a/src/api/approval/instance/model/index.ts b/src/api/approval/instance/model/index.ts
index e9610ae..30686c9 100644
--- a/src/api/approval/instance/model/index.ts
+++ b/src/api/approval/instance/model/index.ts
@@ -6,6 +6,8 @@ import type { PageParam } from '@/api';
 export interface ApprovalQueryParam extends PageParam {
   // 单据类型 completion/coordination
   docType?: string;
+  // 流程编码，如 coordination_external（按流程类型筛选）
+  flowCode?: string;
   // 单号
   bizNo?: string;
   // 关键词：单号、名称或标题、实施单位
@@ -36,6 +38,8 @@ export interface ApprovalItem {
   bizNo?: string;
   docType?: string;
   docTypeName?: string;
+  // 流程编码
+  flowCode?: string;
   status?: string;
   statusName?: string;
   // 名称或标题
@@ -157,7 +161,11 @@ export interface ApprovalInstance {
   confirms?: ApprovalConfirm[];
   myTask?: ApprovalMyTask | null;
   pendingTasks?: ApprovalPendingTask[];
-  permissions?: Record<string, boolean>;
+  // 业务内容（业务字段、明细、会签进度）
+  document?: ApprovalDocument | null;
+  // 字段改值历史
+  fieldChanges?: ApprovalFieldChange[];
+  permissions?: ApprovalPermissions;
 }
 
 /**
@@ -204,6 +212,8 @@ export interface ApprovalTodoParam extends PageParam {
   status?: string;
   // 单据类型
   docType?: string;
+  // 流程编码，如 settlement（按流程类型筛选）
+  flowCode?: string;
   // 查询范围：mine（默认本人待办）/all（全租户待办，需 assign 权限）
   scope?: 'mine' | 'all';
   // 关键词：单号、名称或标题、实施单位
@@ -232,3 +242,126 @@ export interface ApprovalAssignResult {
   assigneeName?: string;
   reason?: string;
 }
+
+/**
+ * 业务字段（有序，后端已格式化展示值）
+ */
+export interface ApprovalField {
+  key?: string;
+  label?: string;
+  value?: string | null;
+}
+
+/**
+ * 明细列元数据（类型 TEXT/DECIMAL/INT/DATE/BOOL/ENUM）
+ */
+export interface ApprovalLineColumn {
+  key?: string;
+  label?: string;
+  type?: string;
+  required?: boolean;
+  // 数值列小数位
+  scale?: number;
+  // 文本列最大长度
+  maxLength?: number;
+  // 是否金额列（服务端按数量 × 单价重算）
+  money?: boolean;
+  // ENUM 列可选值
+  options?: { value?: string; label?: string }[];
+}
+
+/**
+ * 明细行：以列 key 为键
+ */
+export type ApprovalLine = Record<string, any>;
+
+/**
+ * 明细汇总
+ */
+export interface ApprovalLineSummary {
+  lineCount?: number;
+  amountTotal?: number | null;
+}
+
+/**
+ * 会签组成员
+ */
+export interface ApprovalGroupMember {
+  userId?: number;
+  userName?: string;
+  status?: string;
+  statusName?: string;
+}
+
+/**
+ * 会签节点进度（按组已签 N/M）
+ */
+export interface ApprovalGroupProgress {
+  nodeKey?: string;
+  nodeName?: string;
+  groupKey?: string;
+  groupName?: string;
+  groupSeq?: number;
+  signed?: number;
+  total?: number;
+  members?: ApprovalGroupMember[];
+}
+
+/**
+ * 单据业务内容
+ */
+export interface ApprovalDocument {
+  // 业务字段（有序）
+  fields?: ApprovalField[];
+  // 明细行
+  lines?: ApprovalLine[];
+  // 明细列元数据；无明细为空
+  lineColumns?: ApprovalLineColumn[];
+  // 明细汇总；无明细为 null
+  lineSummary?: ApprovalLineSummary | null;
+  // 会签节点进度，非会签单据为空
+  groupProgress?: ApprovalGroupProgress[];
+}
+
+/**
+ * 字段改值历史
+ */
+export interface ApprovalFieldChange {
+  id?: number;
+  nodeKey?: string;
+  nodeName?: string;
+  fieldKey?: string;
+  fieldLabel?: string;
+  oldValue?: string | null;
+  newValue?: string | null;
+  operatorName?: string;
+  round?: number;
+  createTime?: string;
+}
+
+/**
+ * 当前用户可回填字段
+ */
+export interface ApprovalWritableField {
+  field?: string;
+  label?: string;
+  required?: boolean;
+  value?: string | null;
+}
+
+/**
+ * 详情动作权限
+ */
+export interface ApprovalPermissions {
+  canEdit?: boolean;
+  canSubmit?: boolean;
+  canWithdraw?: boolean;
+  canApprove?: boolean;
+  canReject?: boolean;
+  canConfirm?: boolean;
+  canArchive?: boolean;
+  canDispatch?: boolean;
+  canAssign?: boolean;
+  // 当前用户在该节点可回填的字段；非节点处理人为空
+  writableFields?: ApprovalWritableField[];
+}
diff --git a/src/api/approval/price/index.ts b/src/api/approval/price/index.ts
new file mode 100644
index 0000000..a9fe007
--- /dev/null
+++ b/src/api/approval/price/index.ts
@@ -0,0 +1,17 @@
+import request from '@/utils/request';
+import type { ApiResult } from '@/api';
+import { THINK_API_URL } from '@/config/setting';
+import type { ApprovalPriceView } from './model';
+
+/**
+ * 设施价格表：当前生效版本 + 历史版本（只读，权限点 approval:price:view）
+ */
+export async function getApprovalPrice() {
+  const res = await request.get<ApiResult<ApprovalPriceView>>(
+    THINK_API_URL + '/approval/price'
+  );
+  if (res.data.code === 0 && res.data.data) {
+    return res.data.data;
+  }
+  return Promise.reject(new Error(res.data.message));
+}
diff --git a/src/api/approval/price/model/index.ts b/src/api/approval/price/model/index.ts
new file mode 100644
index 0000000..9cea347
--- /dev/null
+++ b/src/api/approval/price/model/index.ts
@@ -0,0 +1,36 @@
+import type {
+  ApprovalField,
+  ApprovalLine,
+  ApprovalLineColumn
+} from '../../instance/model';
+
+/**
+ * 价格表版本：审批实例即版本（ADR 0012）
+ */
+export interface ApprovalPriceVersion {
+  instanceId?: number;
+  // 单号
+  bizNo?: string;
+  // 生效日期（yyyy-MM-dd）
+  effectiveDate?: string;
+  // 归档时间
+  archiveTime?: string;
+  // 报送部门名
+  reportOrgName?: string;
+  // 业务字段（含生效日期等）
+  fields?: ApprovalField[];
+  // 明细行
+  lines?: ApprovalLine[];
+  // 明细列元数据
+  lineColumns?: ApprovalLineColumn[];
+  // 合计金额
+  amountTotal?: number | null;
+}
+
+/**
+ * 价格表查看页数据：current 为当前生效版本，history 为历史版本（按生效日期倒序）
+ */
+export interface ApprovalPriceView {
+  current?: ApprovalPriceVersion | null;
+  history?: ApprovalPriceVersion[];
+}
diff --git a/src/api/approval/task/index.ts b/src/api/approval/task/index.ts
index 7633baf..3e15c46 100644
--- a/src/api/approval/task/index.ts
+++ b/src/api/approval/task/index.ts
@@ -8,12 +8,33 @@ import type {
 } from '../instance/model';
 
 /**
- * 通过任务
+ * 通过任务（fields 为当前节点可回填字段，无回填时省略）
  */
-export async function approveApprovalTask(id: number, opinion?: string) {
+export async function approveApprovalTask(
+  id: number,
+  opinion?: string,
+  fields?: Record<string, string>
+) {
   const res = await request.post<ApiResult<unknown>>(
     THINK_API_URL + '/approval/task/' + id + '/approve',
-    { opinion }
+    { opinion, fields }
+  );
+  if (res.data.code === 0) {
+    return res.data.message;
+  }
+  return Promise.reject(new Error(res.data.message));
+}
+
+/**
+ * 回填（只写字段，不推进节点）
+ */
+export async function backfillApprovalTask(
+  id: number,
+  fields: Record<string, string>
+) {
+  const res = await request.post<ApiResult<unknown>>(
+    THINK_API_URL + '/approval/task/' + id + '/backfill',
+    { fields }
   );
   if (res.data.code === 0) {
     return res.data.message;
diff --git a/src/views/approval/components/document-view.vue b/src/views/approval/components/document-view.vue
new file mode 100644
index 0000000..0e3934a
--- /dev/null
+++ b/src/views/approval/components/document-view.vue
@@ -0,0 +1,319 @@
+<!-- 审批单据业务内容通用渲染：业务字段、明细行、会签进度、改值历史 -->
+<template>
+  <div class="approval-document">
+    <!-- 业务字段 -->
+    <template v-if="fields.length">
+      <a-descriptions bordered size="small" :column="2" title="单据字段">
+        <a-descriptions-item
+          v-for="field in fields"
+          :key="field.key"
+          :label="field.label || field.key"
+          :span="isLongText(field.value) ? 2 : 1"
+        >
+          <div v-if="isLongText(field.value)" class="approval-document-text">
+            {{ field.value }}
+          </div>
+          <template v-else>{{ displayValue(field.value) }}</template>
+        </a-descriptions-item>
+      </a-descriptions>
+    </template>
+
+    <!-- 明细行 -->
+    <template v-if="lineColumns.length">
+      <div class="approval-section-title">明细</div>
+      <a-table
+        size="small"
+        bordered
+        :columns="tableColumns"
+        :data-source="lines"
+        :pagination="false"
+        :scroll="{ x: 'max-content' }"
+        row-key="lineNo"
+      >
+        <template #bodyCell="{ column, record }">
+          <template v-if="column.key === 'lineNo'">
+            {{ record.lineNo }}
+          </template>
+          <template v-else>
+            {{ lineCellText(column, record) }}
+          </template>
+        </template>
+      </a-table>
+      <div v-if="lineSummaryText" class="approval-line-summary">
+        {{ lineSummaryText }}
+      </div>
+    </template>
+
+    <!-- 会签进度 -->
+    <template v-if="groupProgress.length">
+      <div class="approval-section-title">会签进度</div>
+      <div
+        v-for="group in groupProgress"
+        :key="(group.nodeKey || '') + '-' + (group.groupKey || '')"
+        class="approval-group"
+      >
+        <div class="approval-group-head">
+          <span class="approval-group-name">
+            {{ group.nodeName || '' }}
+            <template v-if="group.groupName">·{{ group.groupName }}</template>
+          </span>
+          <a-tag
+            :color="
+              group.total && group.signed === group.total ? 'green' : 'blue'
+            "
+          >
+            已签 {{ group.signed ?? 0 }}/{{ group.total ?? 0 }}
+          </a-tag>
+        </div>
+        <div class="approval-group-members">
+          <a-tag
+            v-for="member in group.members ?? []"
+            :key="member.userId"
+            :color="memberColor(member.status)"
+          >
+            {{ member.userName }}·{{ member.statusName || member.status }}
+          </a-tag>
+          <span
+            v-if="!(group.members && group.members.length)"
+            class="ele-text-secondary"
+          >
+            暂无成员
+          </span>
+        </div>
+      </div>
+    </template>
+
+    <!-- 改值历史 -->
+    <template v-if="fieldChanges.length">
+      <div class="approval-section-title">改值历史</div>
+      <a-table
+        size="small"
+        bordered
+        :columns="changeColumns"
+        :data-source="fieldChanges"
+        :pagination="false"
+        :scroll="{ x: 'max-content' }"
+        row-key="id"
+      >
+        <template #bodyCell="{ column, record }">
+          <template v-if="column.key === 'createTime'">
+            {{ formatApprovalTime(record.createTime) }}
+          </template>
+          <template v-else-if="column.key === 'value'">
+            {{ record.oldValue ?? '-' }} → {{ record.newValue ?? '-' }}
+          </template>
+        </template>
+      </a-table>
+    </template>
+  </div>
+</template>
+
+<script lang="ts" setup>
+  import { computed } from 'vue';
+  import type {
+    ApprovalDocument,
+    ApprovalFieldChange,
+    ApprovalLineColumn
+  } from '@/api/approval/instance/model';
+  import {
+    formatApprovalDate,
+    formatApprovalTime,
+    formatMoney
+  } from '../format';
+
+  // 表格列（ant-design-vue 根包未导出 ColumnType，这里用最小结构）
+  interface TableColumn {
+    key: string;
+    dataIndex?: string;
+    title: string;
+    width?: number;
+    align?: 'left' | 'right' | 'center';
+  }
+
+  const props = defineProps<{
+    // 业务内容
+    document?: ApprovalDocument | null;
+    // 改值历史
+    fieldChanges?: ApprovalFieldChange[];
+  }>();
+
+  const fields = computed(() => props.document?.fields ?? []);
+  const lines = computed(() => props.document?.lines ?? []);
+  const lineColumns = computed(() => props.document?.lineColumns ?? []);
+  const groupProgress = computed(() => props.document?.groupProgress ?? []);
+  const fieldChanges = computed(() => props.fieldChanges ?? []);
+
+  // 展示值：空值统一显示 -
+  const displayValue = (value?: string | null) =>
+    value === undefined || value === null || value === '' ? '-' : value;
+
+  // 长文本换行展示
+  const isLongText = (value?: string | null) =>
+    !!value && (String(value).length > 40 || String(value).includes('\n'));
+
+  // 明细列 → 表格列
+  const tableColumns = computed<TableColumn[]>(() => {
+    const columns: TableColumn[] = [
+      {
+        key: 'lineNo',
+        dataIndex: 'lineNo',
+        title: '行号',
+        width: 70,
+        align: 'center'
+      }
+    ];
+    lineColumns.value.forEach((spec: ApprovalLineColumn) => {
+      columns.push({
+        key: spec.key,
+        dataIndex: spec.key,
+        title: spec.label || spec.key,
+        align: isNumeric(spec) ? 'right' : 'left'
+      });
+    });
+    return columns;
+  });
+
+  const isNumeric = (spec: ApprovalLineColumn) =>
+    spec.type === 'DECIMAL' || spec.type === 'INT' || !!spec.money;
+
+  // 明细单元格格式化
+  const lineCellText = (column: any, record: any) => {
+    const key = String(column?.key ?? '');
+    const value = record?.[key];
+    const spec = lineColumns.value.find((item) => item.key === key);
+    if (value === undefined || value === null || value === '') {
+      return '-';
+    }
+    if (!spec) {
+      return String(value);
+    }
+    if (spec.money) {
+      return formatMoney(value);
+    }
+    if (spec.type === 'DATE') {
+      return formatApprovalDate(value) || String(value);
+    }
+    if (spec.type === 'BOOL') {
+      return value === true || value === 'true' || value === 1 ? '是' : '否';
+    }
+    if (spec.type === 'ENUM') {
+      const option = (spec.options ?? []).find(
+        (item) => String(item.value) === String(value)
+      );
+      return option?.label || String(value);
+    }
+    if (spec.type === 'DECIMAL') {
+      return spec.scale && spec.scale > 0
+        ? Number(value).toFixed(spec.scale)
+        : String(value);
+    }
+    return String(value);
+  };
+
+  // 明细汇总：共 N 行，合计 ¥X
+  const lineSummaryText = computed(() => {
+    const summary = props.document?.lineSummary;
+    if (!summary) {
+      return '';
+    }
+    const parts: string[] = [];
+    if (summary.lineCount !== undefined && summary.lineCount !== null) {
+      parts.push('共 ' + summary.lineCount + ' 行');
+    }
+    if (summary.amountTotal !== undefined && summary.amountTotal !== null) {
+      parts.push('合计 ¥' + formatMoney(summary.amountTotal));
+    }
+    return parts.join('，');
+  });
+
+  // 会签成员状态颜色
+  const memberColor = (status?: string) => {
+    if (status === 'DONE' || status === 'APPROVED') {
+      return 'green';
+    }
+    if (status === 'REJECTED') {
+      return 'red';
+    }
+    return 'default';
+  };
+
+  // 改值历史列
+  const changeColumns: TableColumn[] = [
+    {
+      key: 'fieldLabel',
+      dataIndex: 'fieldLabel',
+      title: '字段',
+      width: 140
+    },
+    { key: 'value', title: '旧值 → 新值' },
+    {
+      key: 'operatorName',
+      dataIndex: 'operatorName',
+      title: '操作人',
+      width: 120,
+      align: 'center'
+    },
+    {
+      key: 'round',
+      dataIndex: 'round',
+      title: '轮次',
+      width: 80,
+      align: 'center'
+    },
+    { key: 'createTime', title: '时间', width: 170, align: 'center' }
+  ];
+</script>
+
+<script lang="ts">
+  export default {
+    name: 'ApprovalDocumentView'
+  };
+</script>
+
+<style lang="less" scoped>
+  .approval-section-title {
+    margin: 24px 0 16px;
+    font-size: 16px;
+    font-weight: 500;
+  }
+
+  .approval-document-text {
+    white-space: pre-wrap;
+    word-break: break-all;
+  }
+
+  .approval-line-summary {
+    margin-top: 8px;
+    text-align: right;
+    color: rgba(0, 0, 0, 0.65);
+  }
+
+  .approval-group {
+    margin-bottom: 12px;
+
+    &:last-child {
+      margin-bottom: 0;
+    }
+  }
+
+  .approval-group-head {
+    display: flex;
+    align-items: center;
+    justify-content: space-between;
+    margin-bottom: 6px;
+  }
+
+  .approval-group-name {
+    font-weight: 500;
+  }
+
+  .approval-group-members {
+    display: flex;
+    flex-wrap: wrap;
+    gap: 6px;
+  }
+
+  :deep(.ant-descriptions) {
+    margin-bottom: 16px;
+  }
+</style>
diff --git a/src/views/approval/format.ts b/src/views/approval/format.ts
new file mode 100644
index 0000000..7c31c68
--- /dev/null
+++ b/src/views/approval/format.ts
@@ -0,0 +1,105 @@
+import { toDateString } from 'ele-admin-pro';
+
+/**
+ * 审批时间统一展示：兼容 ISO 字符串与时间戳
+ */
+export function formatApprovalTime(value?: string | number | null): string {
+  if (value === undefined || value === null || value === '') {
+    return '';
+  }
+  if (typeof value === 'number') {
+    return toDateString(value, 'yyyy-MM-dd HH:mm:ss');
+  }
+  return String(value).replace('T', ' ').slice(0, 19);
+}
+
+/**
+ * 日期统一展示（yyyy-MM-dd）
+ */
+export function formatApprovalDate(value?: string | number | null): string {
+  if (value === undefined || value === null || value === '') {
+    return '';
+  }
+  if (typeof value === 'number') {
+    return toDateString(value, 'yyyy-MM-dd');
+  }
+  return String(value).replace('T', ' ').slice(0, 10);
+}
+
+/**
+ * 附件大小展示
+ */
+export function formatFileSize(length?: number): string {
+  if (!length || length <= 0) {
+    return '0 KB';
+  }
+  if (length < 1024 * 1024) {
+    return (length / 1024).toFixed(1) + ' KB';
+  }
+  return (length / 1024 / 1024).toFixed(1) + ' MB';
+}
+
+/**
+ * 金额展示：保留两位小数，空值显示 -
+ */
+export function formatMoney(value?: number | string | null): string {
+  if (value === undefined || value === null || value === '') {
+    return '-';
+  }
+  const num = Number(value);
+  return isNaN(num) ? '-' : num.toFixed(2);
+}
+
+/**
+ * 单据状态标签颜色
+ */
+export function approvalStatusColor(status?: string): string {
+  if (status === 'PENDING' || status === 'DRAFT') {
+    return 'blue';
+  }
+  if (status === 'REJECTED') {
+    return 'red';
+  }
+  if (status === 'WITHDRAWN') {
+    return 'orange';
+  }
+  if (status === 'APPROVED') {
+    return 'green';
+  }
+  return 'default';
+}
+
+/**
+ * 流程类型（flowCode）显示名。
+ *
+ * 后端目前没有暴露 flowCode 字典接口，选项在此静态维护；
+ * 新增单据类型时需同步本文件，后端提供字典接口后可改为远程加载。
+ */
+export const APPROVAL_FLOW_NAMES: Record<string, string> = {
+  completion: '业务完成确认单',
+  coordination_internal: '内部协调单',
+  coordination_external: '外部协调单',
+  settlement: '结算单',
+  receipt: '收据申请单',
+  vehicle: '车辆免收费登记表',
+  venue: '场地使用申请表',
+  coupon: '体验券领用申请单',
+  facility: '设施损坏修复与租用价格表'
+};
+
+/**
+ * 流程类型下拉选项
+ */
+export const APPROVAL_FLOW_OPTIONS = Object.keys(APPROVAL_FLOW_NAMES).map(
+  (value) => ({ label: APPROVAL_FLOW_NAMES[value], value })
+);
+
+/**
+ * 按 flowCode 取流程显示名；未知编码原样返回（降级为 docTypeName）
+ */
+export function approvalFlowName(flowCode?: string): string {
+  if (!flowCode) {
+    return '';
+  }
+  return APPROVAL_FLOW_NAMES[flowCode] || flowCode;
+}
diff --git a/src/views/approval/instance/components/detail.vue b/src/views/approval/instance/components/detail.vue
index 4fa3feb..4b85835 100644
--- a/src/views/approval/instance/components/detail.vue
+++ b/src/views/approval/instance/components/detail.vue
@@ -55,7 +55,7 @@
               <div class="ele-text-break">{{ data.serviceContent || '-' }}</div>
             </a-descriptions-item>
           </template>
-          <template v-else>
+          <template v-else-if="data.docType === 'coordination'">
             <a-descriptions-item label="标题" :span="2">
               {{ data.title || '-' }}
             </a-descriptions-item>
@@ -80,6 +80,13 @@
           </a-descriptions-item>
         </a-descriptions>
 
+        <!-- 二期通用业务内容：业务字段、明细、会签进度、改值历史 -->
+        <document-view
+          v-if="hasDocument"
+          :document="data.document"
+          :field-changes="data.fieldChanges"
+        />
+
         <a-divider orientation="left">附件</a-divider>
         <div v-if="data.attachments && data.attachments.length">
           <div
@@ -159,11 +166,12 @@
 </template>
 
 <script lang="ts" setup>
-  import { ref, watch } from 'vue';
+  import { computed, ref, watch } from 'vue';
   import { message } from 'ant-design-vue/es';
   import { toDateString } from 'ele-admin-pro/es';
   import { getInstance } from '@/api/approval/instance';
   import type { ApprovalInstance } from '@/api/approval/instance/model';
+  import DocumentView from '../../components/document-view.vue';
 
   const emit = defineEmits<{
     (e: 'update:visible', visible: boolean): void;
@@ -181,6 +189,20 @@
   // 加载状态
   const loading = ref(false);
 
+  // 是否有二期通用业务内容可渲染
+  const hasDocument = computed(() => {
+    const document = data.value?.document;
+    if (!document) {
+      return false;
+    }
+    return Boolean(
+      document.fields?.length ||
+        document.lineColumns?.length ||
+        document.groupProgress?.length ||
+        data.value?.fieldChanges?.length
+    );
+  });
+
   // 状态颜色
   const statusColor = (status?: string) => {
     switch (status) {
diff --git a/src/views/approval/instance/components/search.vue b/src/views/approval/instance/components/search.vue
index c0053a5..914948f 100644
--- a/src/views/approval/instance/components/search.vue
+++ b/src/views/approval/instance/components/search.vue
@@ -12,7 +12,16 @@
       <a-col v-for="field in basicFields" :key="field.prop" v-bind="colSpan">
         <a-form-item :label="field.label">
           <a-select
-            v-if="field.prop === 'docType'"
+            v-if="field.prop === 'flowCode'"
+            v-model:value="form.flowCode"
+            placeholder="全部"
+            allow-clear
+            show-search
+            option-filter-prop="label"
+            :options="flowOptions"
+          />
+          <a-select
+            v-else-if="field.prop === 'docType'"
             v-model:value="form.docType"
             placeholder="全部"
             allow-clear
@@ -108,6 +117,7 @@
     ApprovalQueryParam,
     ApprovalUser
   } from '@/api/approval/instance/model';
+  import { APPROVAL_FLOW_OPTIONS } from '../../format';
 
   const emit = defineEmits<{
     (e: 'search', where?: ApprovalQueryParam): void;
@@ -129,6 +139,7 @@
   // 基础字段
   const basicFields: {
     prop:
+      | 'flowCode'
       | 'docType'
       | 'bizNo'
       | 'keywords'
@@ -138,6 +149,7 @@
       | 'status';
     label: string;
   }[] = [
+    { prop: 'flowCode', label: '流程类型' },
     { prop: 'docType', label: '单据类型' },
     { prop: 'bizNo', label: '单号' },
     { prop: 'keywords', label: '标题或名称' },
@@ -147,6 +159,9 @@
     { prop: 'status', label: '状态' }
   ];
 
+  // 流程类型选项（后端暂未提供字典接口，见 format.ts）
+  const flowOptions = APPROVAL_FLOW_OPTIONS;
+
   // 单据类型选项
   const docTypeOptions = [
     { label: '业务完成确认单', value: 'completion' },
@@ -165,6 +180,7 @@
 
   // 表单数据
   const { form, resetFields } = useFormData<ApprovalQueryParam>({
+    flowCode: undefined,
     docType: undefined,
     bizNo: '',
     keywords: '',
diff --git a/src/views/approval/instance/index.vue b/src/views/approval/instance/index.vue
index 5a3dc31..fc459b1 100644
--- a/src/views/approval/instance/index.vue
+++ b/src/views/approval/instance/index.vue
@@ -30,7 +30,10 @@
           </a-space>
         </template>
         <template #bodyCell="{ column, record }">
-          <template v-if="column.key === 'docType'">
+          <template v-if="column.key === 'flowCode'">
+            {{ flowName(record) }}
+          </template>
+          <template v-else-if="column.key === 'docType'">
             <a-tag :color="record.docType === 'completion' ? 'blue' : 'purple'">
               {{ record.docTypeName }}
             </a-tag>
@@ -74,6 +77,7 @@
     ApprovalItem,
     ApprovalQueryParam
   } from '@/api/approval/instance/model';
+  import { approvalFlowName } from '../format';
 
   // 表格实例
   const tableRef = ref<InstanceType<typeof EleProTable> | null>(null);
@@ -106,6 +110,13 @@
       ellipsis: true,
       customRender: ({ text }) => text || '-'
     },
+    {
+      title: '流程类型',
+      key: 'flowCode',
+      dataIndex: 'flowCode',
+      width: 180,
+      ellipsis: true
+    },
     {
       title: '单据类型',
       key: 'docType',
@@ -174,6 +185,12 @@
     }
   ]);
 
+  // 流程类型显示名：优先 flowCode，降级为单据类型名
+  const flowName = (row: ApprovalItem) =>
+    row.flowCode
+      ? approvalFlowName(row.flowCode)
+      : row.docTypeName || row.docType || '-';
+
   // 状态颜色
   const statusColor = (status?: string) => {
     switch (status) {
diff --git a/src/views/approval/price/components/price-lines.vue b/src/views/approval/price/components/price-lines.vue
new file mode 100644
index 0000000..a641b95
--- /dev/null
+++ b/src/views/approval/price/components/price-lines.vue
@@ -0,0 +1,154 @@
+<!-- 价格表某一版本的明细（只读） -->
+<template>
+  <div class="price-lines">
+    <a-empty
+      v-if="!lines.length"
+      :image="Empty.PRESENTED_IMAGE_SIMPLE"
+      description="该版本没有明细行"
+    />
+    <template v-else>
+      <a-table
+        :columns="columns"
+        :data-source="lines"
+        :pagination="false"
+        size="small"
+        bordered
+        :scroll="{ x: 'max-content' }"
+        row-key="lineNo"
+      >
+        <template #bodyCell="{ column, record }">
+          <template v-if="column.key === 'lineNo'">
+            {{ record.lineNo }}
+          </template>
+          <template v-else>
+            {{ cellText(column, record) }}
+          </template>
+        </template>
+      </a-table>
+      <div v-if="summaryText" class="price-summary">
+        {{ summaryText }}
+      </div>
+    </template>
+  </div>
+</template>
+
+<script lang="ts" setup>
+  import { computed } from 'vue';
+  import { Empty } from 'ant-design-vue';
+  import type { ApprovalPriceVersion } from '@/api/approval/price/model';
+  import type { ApprovalLineColumn } from '@/api/approval/instance/model';
+  import { formatApprovalDate, formatMoney } from '../../format';
+
+  // 表格列（ant-design-vue 根包未导出 ColumnType，这里用最小结构）
+  interface TableColumn {
+    key: string;
+    dataIndex?: string;
+    title: string;
+    width?: number;
+    align?: 'left' | 'right' | 'center';
+  }
+
+  const props = defineProps<{
+    // 版本数据
+    version: ApprovalPriceVersion;
+  }>();
+
+  const lines = computed(() => props.version?.lines ?? []);
+  const lineColumns = computed(() => props.version?.lineColumns ?? []);
+
+  const isNumeric = (spec: ApprovalLineColumn) =>
+    spec.type === 'DECIMAL' || spec.type === 'INT' || !!spec.money;
+
+  // 明细列 → 表格列；无列元数据时退化为「金额」单列
+  const columns = computed<TableColumn[]>(() => {
+    const list: TableColumn[] = [
+      {
+        key: 'lineNo',
+        dataIndex: 'lineNo',
+        title: '行号',
+        width: 70,
+        align: 'center'
+      }
+    ];
+    if (!lineColumns.value.length) {
+      list.push({ key: 'itemName', dataIndex: 'itemName', title: '名称' });
+      list.push({
+        key: 'amount',
+        dataIndex: 'amount',
+        title: '金额',
+        align: 'right'
+      });
+      return list;
+    }
+    lineColumns.value.forEach((spec) => {
+      list.push({
+        key: String(spec.key),
+        dataIndex: spec.key,
+        title: spec.label || spec.key,
+        align: isNumeric(spec) ? 'right' : 'left'
+      });
+    });
+    return list;
+  });
+
+  // 单元格展示
+  const cellText = (column: any, record: any) => {
+    const key = String(column?.key ?? '');
+    const value = record?.[key];
+    const spec = lineColumns.value.find((item) => item.key === key);
+    if (value === undefined || value === null || value === '') {
+      return '-';
+    }
+    if (!spec) {
+      return String(value);
+    }
+    if (spec.money) {
+      return formatMoney(value);
+    }
+    if (spec.type === 'DATE') {
+      return formatApprovalDate(value) || String(value);
+    }
+    if (spec.type === 'BOOL') {
+      return value === true || value === 'true' || value === 1 ? '是' : '否';
+    }
+    if (spec.type === 'ENUM') {
+      const option = (spec.options ?? []).find(
+        (item) => String(item.value) === String(value)
+      );
+      return option?.label || String(value);
+    }
+    if (spec.type === 'DECIMAL') {
+      return spec.scale && spec.scale > 0
+        ? Number(value).toFixed(spec.scale)
+        : String(value);
+    }
+    return String(value);
+  };
+
+  // 共 N 行，合计 ¥X
+  const summaryText = computed(() => {
+    const parts: string[] = [];
+    if (lines.value.length) {
+      parts.push('共 ' + lines.value.length + ' 行');
+    }
+    const total = props.version?.amountTotal;
+    if (total !== undefined && total !== null) {
+      parts.push('合计 ¥' + formatMoney(total));
+    }
+    return parts.join('，');
+  });
+</script>
+
+<script lang="ts">
+  export default {
+    name: 'ApprovalPriceLines'
+  };
+</script>
+
+<style lang="less" scoped>
+  .price-summary {
+    margin-top: 8px;
+    text-align: right;
+    color: rgba(0, 0, 0, 0.65);
+  }
+</style>
diff --git a/src/views/approval/price/index.vue b/src/views/approval/price/index.vue
new file mode 100644
index 0000000..7307fdb
--- /dev/null
+++ b/src/views/approval/price/index.vue
@@ -0,0 +1,175 @@
+<!-- 审批管理 - 设施价格表查看（只读） -->
+<template>
+  <div class="ele-body">
+    <a-card :bordered="false" title="当前生效版本">
+      <a-spin :spinning="loading">
+        <template v-if="current">
+          <a-descriptions size="small" :column="3" bordered>
+            <a-descriptions-item label="生效日期">
+              {{ formatApprovalDate(current.effectiveDate) || '-' }}
+            </a-descriptions-item>
+            <a-descriptions-item label="单号">
+              {{ current.bizNo || '-' }}
+            </a-descriptions-item>
+            <a-descriptions-item label="归档时间">
+              {{ formatApprovalTime(current.archiveTime) || '-' }}
+            </a-descriptions-item>
+          </a-descriptions>
+          <price-lines :version="current" />
+        </template>
+        <a-empty
+          v-else-if="!loading"
+          :image="Empty.PRESENTED_IMAGE_SIMPLE"
+          description="暂无当前生效的设施价格表"
+        />
+      </a-spin>
+    </a-card>
+
+    <a-card
+      :bordered="false"
+      title="历史版本"
+      style="margin-top: 16px"
+      class="price-history-card"
+    >
+      <a-spin :spinning="loading">
+        <a-empty
+          v-if="!loading && !history.length"
+          :image="Empty.PRESENTED_IMAGE_SIMPLE"
+          description="暂无历史版本"
+        />
+        <template v-else>
+          <a-table
+            :data-source="history"
+            :columns="historyColumns"
+            :pagination="false"
+            size="small"
+            row-key="instanceId"
+            :expanded-row-keys="expandedKeys"
+            @expand="onExpand"
+          >
+            <template #expandedRowRender="{ record }">
+              <price-lines :version="record" />
+            </template>
+            <template #bodyCell="{ column, record }">
+              <template v-if="column.key === 'effectiveDate'">
+                {{ formatApprovalDate(record.effectiveDate) || '-' }}
+                <a-tag
+                  v-if="record.instanceId === current?.instanceId"
+                  color="green"
+                  style="margin-left: 6px"
+                >
+                  当前生效
+                </a-tag>
+              </template>
+              <template v-else-if="column.key === 'archiveTime'">
+                {{ formatApprovalTime(record.archiveTime) || '-' }}
+              </template>
+              <template v-else-if="column.key === 'lineCount'">
+                {{ record.lines?.length ?? 0 }}
+              </template>
+              <template v-else-if="column.key === 'amountTotal'">
+                {{ formatMoney(record.amountTotal) }}
+              </template>
+            </template>
+          </a-table>
+        </template>
+      </a-spin>
+    </a-card>
+  </div>
+</template>
+
+<script lang="ts" setup>
+  import { computed, onMounted, ref } from 'vue';
+  import { Empty, message } from 'ant-design-vue';
+  import { getApprovalPrice } from '@/api/approval/price';
+  import type {
+    ApprovalPriceVersion,
+    ApprovalPriceView
+  } from '@/api/approval/price/model';
+  import {
+    formatApprovalDate,
+    formatApprovalTime,
+    formatMoney
+  } from '../format';
+  import PriceLines from './components/price-lines.vue';
+
+  // 页面数据
+  const data = ref<ApprovalPriceView | null>(null);
+  // 加载状态
+  const loading = ref(false);
+  // 历史版本展开行
+  const expandedKeys = ref<number[]>([]);
+
+  const current = computed(() => data.value?.current ?? null);
+  const history = computed(() => data.value?.history ?? []);
+
+  // 历史版本表格列
+  const historyColumns = [
+    {
+      key: 'effectiveDate',
+      dataIndex: 'effectiveDate',
+      title: '生效日期',
+      width: 180
+    },
+    { key: 'bizNo', dataIndex: 'bizNo', title: '单号', width: 180 },
+    {
+      key: 'reportOrgName',
+      dataIndex: 'reportOrgName',
+      title: '报送部门',
+      ellipsis: true
+    },
+    {
+      key: 'lineCount',
+      title: '明细行数',
+      width: 110,
+      align: 'right' as const
+    },
+    {
+      key: 'amountTotal',
+      title: '合计金额',
+      width: 140,
+      align: 'right' as const
+    },
+    { key: 'archiveTime', title: '归档时间', width: 180 }
+  ];
+
+  // 历史版本展开/收起（同一时间只展开一版，避免长页面）
+  const onExpand = (expanded: boolean, record: ApprovalPriceVersion) => {
+    if (expanded) {
+      expandedKeys.value = record.instanceId ? [record.instanceId] : [];
+    } else {
+      expandedKeys.value = [];
+    }
+  };
+
+  const load = () => {
+    loading.value = true;
+    getApprovalPrice()
+      .then((result) => {
+        data.value = result;
+      })
+      .catch((e: Error) => {
+        data.value = null;
+        message.error(e.message);
+      })
+      .finally(() => {
+        loading.value = false;
+      });
+  };
+
+  onMounted(load);
+</script>
+
+<script lang="ts">
+  export default {
+    name: 'ApprovalPrice'
+  };
+</script>
+
+<style lang="less" scoped>
+  .price-history-card {
+    :deep(.ant-table-expanded-row) {
+      padding: 8px 16px;
+    }
+  }
+</style>
diff --git a/src/views/approval/todo/components/detail-drawer.vue b/src/views/approval/todo/components/detail-drawer.vue
index 18f740f..88d9b0a 100644
--- a/src/views/approval/todo/components/detail-drawer.vue
+++ b/src/views/approval/todo/components/detail-drawer.vue
@@ -21,6 +21,14 @@
             >
               通过
             </a-button>
+            <a-button
+              v-if="writableFields.length"
+              v-permission="'approval:instance:approve'"
+              :loading="submitting"
+              @click="backfill"
+            >
+              回填
+            </a-button>
             <a-button
               v-if="detail.permissions?.canDispatch"
               v-permission="'approval:instance:approve'"
@@ -66,6 +74,39 @@
           </a-tag>
         </div>
 
+        <!-- 可回填字段：紧跟在通过/回填按钮下方 -->
+        <div v-if="writableFields.length" class="approval-backfill">
+          <div class="approval-section-title">可回填字段</div>
+          <a-form layout="vertical">
+            <a-row :gutter="16">
+              <a-col
+                v-for="field in writableFields"
+                :key="field.field"
+                :xs="24"
+                :sm="12"
+              >
+                <a-form-item
+                  :label="field.label || field.field"
+                  :required="field.required"
+                >
+                  <a-input
+                    v-model:value="writableValues[field.field]"
+                    :placeholder="
+                      field.required
+                        ? '请输入' + (field.label || field.field)
+                        : '可选'
+                    "
+                    allow-clear
+                  />
+                </a-form-item>
+              </a-col>
+            </a-row>
+          </a-form>
+          <div class="ele-text-secondary">
+            「回填」只保存字段、不推进节点；「通过」会在推进的同时保存字段。
+          </div>
+        </div>
+
         <a-descriptions bordered size="small" :column="2" title="基本信息">
           <a-descriptions-item label="单号">
             {{ detail.bizNo }}
@@ -144,6 +185,13 @@
           </a-descriptions-item>
         </a-descriptions>
 
+        <!-- 二期通用业务内容：业务字段、明细、会签进度、改值历史 -->
+        <document-view
+          v-if="hasDocument"
+          :document="detail.document"
+          :field-changes="detail.fieldChanges"
+        />
+
         <a-descriptions bordered size="small" :column="2" title="附件">
           <a-descriptions-item label="附件" :span="2">
             <a-empty
@@ -326,6 +374,7 @@
     approveApprovalTask,
     archiveApprovalTask,
     assignApprovalTask,
+    backfillApprovalTask,
     confirmApprovalTask,
     dispatchApprovalTask,
     listDispatchCandidates,
@@ -335,7 +384,8 @@
     approvalStatusColor,
     formatApprovalTime,
     formatFileSize
-  } from '../format';
+  } from '../../format';
+  import DocumentView from '../../components/document-view.vue';
 
   const props = defineProps<{
     // 抽屉是否打开
@@ -365,6 +415,37 @@
   const pendingTasks = computed<ApprovalPendingTask[]>(
     () => detail.value?.pendingTasks ?? []
   );
+  // 当前用户可回填字段（过滤掉无 key 的脏数据，便于模板直接索引）
+  const writableFields = computed(() =>
+    (detail.value?.permissions?.writableFields ?? [])
+      .filter((field) => !!field.field)
+      .map((field) => ({ ...field, field: field.field as string }))
+  );
+  // 是否有二期通用业务内容可渲染
+  const hasDocument = computed(() => {
+    const document = detail.value?.document;
+    if (!document) {
+      return false;
+    }
+    return Boolean(
+      document.fields?.length ||
+        document.lineColumns?.length ||
+        document.groupProgress?.length ||
+        detail.value?.fieldChanges?.length
+    );
+  });
+  // 回填字段输入值（字段 key → 值）
+  const writableValues = reactive<Record<string, string>>({});
+
+  // 用详情里的当前值初始化回填输入框
+  const resetWritableValues = () => {
+    Object.keys(writableValues).forEach((key) => {
+      delete writableValues[key];
+    });
+    writableFields.value.forEach((field) => {
+      writableValues[field.field] = field.value ?? '';
+    });
+  };
 
   const load = async () => {
     if (!props.instanceId) {
@@ -374,6 +455,7 @@
     loading.value = true;
     try {
       detail.value = await getInstance(props.instanceId);
+      resetWritableValues();
     } catch (e: any) {
       detail.value = null;
       message.error(e.message);
@@ -420,6 +502,53 @@
     opinionVisible.value = true;
   };
 
+  /* 回填字段收集与校验 */
+  const collectWritableFields = (): Record<string, string> | undefined => {
+    if (!writableFields.value.length) {
+      return undefined;
+    }
+    const fields: Record<string, string> = {};
+    for (const field of writableFields.value) {
+      const value = (writableValues[field.field] ?? '').trim();
+      if (field.required && !value) {
+        message.error('请填写' + (field.label || field.field));
+        return undefined;
+      }
+      if (value) {
+        fields[field.field] = value;
+      }
+    }
+    return fields;
+  };
+
+  /* 回填：只写字段，不推进节点 */
+  const backfill = async () => {
+    const taskId = detail.value?.myTask?.id;
+    if (!taskId) {
+      message.error('待办任务不存在，请刷新');
+      return;
+    }
+    const fields = collectWritableFields();
+    if (!fields) {
+      return;
+    }
+    if (!Object.keys(fields).length) {
+      message.error('请至少填写一个字段');
+      return;
+    }
+    submitting.value = true;
+    try {
+      await backfillApprovalTask(taskId, fields);
+      message.success('回填成功');
+      await load();
+      emit('done');
+    } catch (e: any) {
+      message.error(e.message);
+    } finally {
+      submitting.value = false;
+    }
+  };
+
   const submitOpinion = async () => {
     const taskId = detail.value?.myTask?.id;
     if (!taskId) {
@@ -431,10 +560,21 @@
       message.error('请填写驳回意见');
       return;
     }
+    let fields: Record<string, string> | undefined;
+    if (opinionMode.value === 'approve') {
+      fields = collectWritableFields();
+      if (!fields && writableFields.value.length) {
+        return;
+      }
+    }
     submitting.value = true;
     try {
       if (opinionMode.value === 'approve') {
-        const msg = await approveApprovalTask(taskId, text || undefined);
+        const msg = await approveApprovalTask(
+          taskId,
+          text || undefined,
+          fields
+        );
         if (msg && msg !== '审批成功') {
           message.warning(msg);
         } else {
@@ -668,6 +808,13 @@
     margin-bottom: 16px;
   }
 
+  .approval-backfill {
+    margin-bottom: 16px;
+    padding: 12px 16px;
+    background: #fafafa;
+    border-radius: 4px;
+  }
+
   .approval-section-title {
     margin: 24px 0 16px;
     font-size: 16px;
diff --git a/src/views/approval/todo/format.ts b/src/views/approval/todo/format.ts
deleted file mode 100644
index f1e8936..0000000
--- a/src/views/approval/todo/format.ts
+++ /dev/null
@@ -1,46 +0,0 @@
-import { toDateString } from 'ele-admin-pro';
-
-/**
- * 审批时间统一展示：兼容 ISO 字符串与时间戳
- */
-export function formatApprovalTime(value?: string | number | null): string {
-  if (value === undefined || value === null || value === '') {
-    return '';
-  }
-  if (typeof value === 'number') {
-    return toDateString(value, 'yyyy-MM-dd HH:mm:ss');
-  }
-  return String(value).replace('T', ' ').slice(0, 19);
-}
-
-/**
- * 附件大小展示
- */
-export function formatFileSize(length?: number): string {
-  if (!length || length <= 0) {
-    return '0 KB';
-  }
-  if (length < 1024 * 1024) {
-    return (length / 1024).toFixed(1) + ' KB';
-  }
-  return (length / 1024 / 1024).toFixed(1) + ' MB';
-}
-
-/**
- * 单据状态标签颜色
- */
-export function approvalStatusColor(status?: string): string {
-  if (status === 'PENDING' || status === 'DRAFT') {
-    return 'blue';
-  }
-  if (status === 'REJECTED') {
-    return 'red';
-  }
-  if (status === 'WITHDRAWN') {
-    return 'orange';
-  }
-  if (status === 'APPROVED') {
-    return 'green';
-  }
-  return 'default';
-}
diff --git a/src/views/approval/todo/index.vue b/src/views/approval/todo/index.vue
index afa3347..88609e8 100644
--- a/src/views/approval/todo/index.vue
+++ b/src/views/approval/todo/index.vue
@@ -15,6 +15,14 @@
         >
           <template #toolbar>
             <a-space :size="10" style="flex-wrap: wrap">
+              <a-select
+                v-model:value="where.flowCode"
+                allow-clear
+                placeholder="流程类型"
+                style="width: 200px"
+                :options="flowOptions"
+                @change="reload"
+              />
               <a-select
                 v-model:value="where.status"
                 allow-clear
@@ -81,7 +89,11 @@
     ApprovalTodoParam
   } from '@/api/approval/instance/model';
   import { pageApprovalTodo } from '@/api/approval/instance';
-  import { approvalStatusColor, formatApprovalTime } from './format';
+  import {
+    APPROVAL_FLOW_OPTIONS,
+    approvalStatusColor,
+    formatApprovalTime
+  } from '../format';
   import DetailDrawer from './components/detail-drawer.vue';
 
   // 表格实例
@@ -96,10 +108,14 @@
 
   // 搜索条件
   const { where, resetFields } = useSearch<ApprovalTodoParam>({
+    flowCode: undefined,
     status: undefined,
     keywords: undefined
   });
 
+  // 流程类型选项（后端暂未提供字典接口，见 format.ts）
+  const flowOptions = APPROVAL_FLOW_OPTIONS;
+
   // 状态选项
   const statusOptions = [
     { label: '审批中', value: 'PENDING' },
@@ -180,6 +196,7 @@
   // 表格数据源
   const datasource: DatasourceFunction = ({ page, limit }) => {
     return pageApprovalTodo({
+      flowCode: where.flowCode,
       status: where.status,
       keywords: where.keywords?.trim() || undefined,
       scope: allScope.value ? 'all' : undefined,