diff --git a/src/api/approval/directory/index.ts b/src/api/approval/directory/index.ts
new file mode 100644
index 0000000..d3a3266
--- /dev/null
+++ b/src/api/approval/directory/index.ts
@@ -0,0 +1,17 @@
+import request from '@/utils/request';
+import type { ApiResult } from '@/api';
+import type { ApprovalOrganization } from '../model';
+import { THINK_API_URL } from '@/config/setting';
+
+/**
+ * 启用组织（内部协调单受理部门选择）
+ */
+export async function getOrganizations() {
+  const res = await request.get<ApiResult<ApprovalOrganization[]>>(
+    THINK_API_URL + '/approval/directory/organizations'
+  );
+  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/instance/index.ts b/src/api/approval/instance/index.ts
index 21a41fd..20975e0 100644
--- a/src/api/approval/instance/index.ts
+++ b/src/api/approval/instance/index.ts
@@ -2,6 +2,7 @@ import request from '@/utils/request';
 import type { ApiResult, PageResult } from '@/api';
 import type {
   ApprovalCompletionForm,
+  ApprovalCoordinationForm,
   ApprovalInstance,
   ApprovalItem,
   ApprovalMineParam,
@@ -23,6 +24,20 @@ export async function saveCompletion(data: ApprovalCompletionForm) {
   return Promise.reject(new Error(res.data.message));
 }
 
+/**
+ * 新建或保存内部协调单草稿，返回实例id
+ */
+export async function saveCoordination(data: ApprovalCoordinationForm) {
+  const res = await request.post<ApiResult<number>>(
+    THINK_API_URL + '/approval/instance/coordination',
+    data
+  );
+  if (res.data.code === 0) {
+    return res.data.data as number;
+  }
+  return Promise.reject(new Error(res.data.message));
+}
+
 /**
  * 提交或重提
  */
diff --git a/src/api/approval/model/index.ts b/src/api/approval/model/index.ts
index bd2d258..af22166 100644
--- a/src/api/approval/model/index.ts
+++ b/src/api/approval/model/index.ts
@@ -128,6 +128,17 @@ export interface ApprovalCompletionForm {
   serviceContent: string;
 }
 
+/**
+ * 内部协调单草稿参数
+ */
+export interface ApprovalCoordinationForm {
+  id?: number;
+  acceptOrgId?: number;
+  title: string;
+  content: string;
+  remark?: string;
+}
+
 /**
  * 我发起的查询参数
  */
diff --git a/src/packageApproval/pages/detail.vue b/src/packageApproval/pages/detail.vue
index eb591a8..e4f3ec8 100644
--- a/src/packageApproval/pages/detail.vue
+++ b/src/packageApproval/pages/detail.vue
@@ -232,13 +232,19 @@ async function load() {
 }
 
 function editAndResubmit() {
-  if (detail.value?.docType !== 'completion') {
+  const docType = detail.value?.docType;
+  const page =
+    docType === 'completion'
+      ? 'form-completion'
+      : docType === 'coordination'
+        ? 'form-coordination'
+        : '';
+  if (!page) {
     showError('该单据类型暂不支持在线修改', null);
     return;
   }
   uni.navigateTo({
-    url:
-      '/packageApproval/pages/form-completion?mode=edit&id=' + instanceId.value
+    url: `/packageApproval/pages/${page}?mode=edit&id=` + instanceId.value
   });
 }
 
diff --git a/src/packageApproval/pages/form-coordination.vue b/src/packageApproval/pages/form-coordination.vue
new file mode 100644
index 0000000..eb9fb94
--- /dev/null
+++ b/src/packageApproval/pages/form-coordination.vue
@@ -0,0 +1,575 @@
+<template>
+  <view class="form-page">
+    <uni-card :border="false" :padding="'16px'" title="基本信息">
+      <view class="auto-row">
+        <text class="label">经办人</text>
+        <text class="value">{{ reporterName || '—' }}</text>
+      </view>
+      <view class="auto-row">
+        <text class="label">报送部门</text>
+        <text class="value">{{ reportOrgName || '—' }}</text>
+      </view>
+
+      <view class="field">
+        <text class="field-label">受理部门<text class="required">*</text></text>
+        <picker
+          :range="organizationLabels"
+          :value="orgIndex"
+          @change="onOrgChange"
+        >
+          <view class="field-input picker">
+            {{ selectedOrgName || '请选择受理部门' }}
+          </view>
+        </picker>
+      </view>
+
+      <view class="field">
+        <text class="field-label">标题<text class="required">*</text></text>
+        <input
+          v-model="form.title"
+          class="field-input"
+          type="text"
+          maxlength="100"
+          placeholder="请输入标题"
+        />
+        <text class="counter">{{ form.title.length }}/100</text>
+      </view>
+
+      <view class="field">
+        <text class="field-label">内容<text class="required">*</text></text>
+        <textarea
+          v-model="form.content"
+          class="field-textarea"
+          maxlength="2000"
+          placeholder="请输入协调内容"
+        />
+        <text class="counter">{{ form.content.length }}/2000</text>
+      </view>
+
+      <view class="field">
+        <text class="field-label">备注</text>
+        <textarea
+          v-model="form.remark"
+          class="field-textarea"
+          maxlength="500"
+          placeholder="选填"
+        />
+        <text class="counter">{{ form.remark.length }}/500</text>
+      </view>
+    </uni-card>
+
+    <uni-card :border="false" :padding="'16px'" title="附件">
+      <view class="category-row">
+        <text class="label">附件分类</text>
+        <view class="chips">
+          <view
+            v-for="item in categories"
+            :key="item.value"
+            class="chip"
+            :class="{ active: category === item.value }"
+            @click="category = item.value"
+          >
+            {{ item.label }}
+          </view>
+        </view>
+      </view>
+
+      <view v-for="item in attachments" :key="item.id" class="attachment">
+        <view class="attachment-main">
+          <text class="attachment-name">{{ item.name }}</text>
+          <text class="attachment-meta">
+            {{ item.categoryName }} · {{ formatSize(item.length) }}
+          </text>
+        </view>
+        <text class="delete" @click="removeAttachment(item)">删除</text>
+      </view>
+
+      <view v-if="attachments.length === 0" class="empty">暂无附件</view>
+
+      <button class="upload-button" :loading="uploading" @click="chooseAttachment">
+        上传附件（{{ attachments.length }}/9）
+      </button>
+      <text class="hint">支持 jpg/jpeg/png/pdf/doc/docx/xls/xlsx，单张不超过20MB</text>
+    </uni-card>
+
+    <view class="footer">
+      <button class="footer-button ghost" :loading="saving" @click="saveDraft">
+        保存草稿
+      </button>
+      <button class="footer-button primary" :loading="submitting" @click="submit">
+        提交
+      </button>
+    </view>
+  </view>
+</template>
+
+<script setup lang="ts">
+import { computed, reactive, ref } from 'vue';
+import { onLoad } from '@dcloudio/uni-app';
+import { useUserStore } from '@/store/modules/user';
+import {
+  getInstance,
+  saveCoordination,
+  submitInstance
+} from '@/api/approval/instance';
+import {
+  deleteAttachment,
+  uploadAttachment
+} from '@/api/approval/attachment';
+import { getOrganizations } from '@/api/approval/directory';
+import type {
+  ApprovalAttachment,
+  ApprovalOrganization
+} from '@/api/approval/model';
+import { showError, showSuccess } from '@/utils/app';
+
+const userStore = useUserStore();
+const categories = [
+  { value: 'SIGNED', label: '签字件' },
+  { value: 'OTHER', label: '其他' }
+];
+
+const mode = ref<'create' | 'edit'>('create');
+const instanceId = ref(0);
+const organizations = ref<ApprovalOrganization[]>([]);
+const orgIndex = ref(0);
+const form = reactive({
+  acceptOrgId: 0,
+  title: '',
+  content: '',
+  remark: ''
+});
+const attachments = ref<ApprovalAttachment[]>([]);
+const category = ref('SIGNED');
+const saving = ref(false);
+const submitting = ref(false);
+const uploading = ref(false);
+
+const reporterName = computed(
+  () => userStore.info?.realName || userStore.info?.nickname || ''
+);
+const reportOrgName = computed(() => userStore.info?.organizationName || '');
+const organizationLabels = computed(() =>
+  organizations.value.map(item => item.organizationName)
+);
+const selectedOrgName = computed(
+  () => organizations.value[orgIndex.value]?.organizationName || ''
+);
+
+onLoad(options => {
+  mode.value = options?.mode === 'edit' ? 'edit' : 'create';
+  instanceId.value = Number(options?.id) || 0;
+  loadOrganizations();
+  if (instanceId.value) {
+    loadDetail();
+  }
+});
+
+async function loadOrganizations() {
+  try {
+    organizations.value = await getOrganizations();
+    syncOrgIndex();
+  } catch (error: any) {
+    showError(error?.message || '受理部门加载失败', null);
+  }
+}
+
+function syncOrgIndex() {
+  if (!form.acceptOrgId) {
+    orgIndex.value = 0;
+    return;
+  }
+  const index = organizations.value.findIndex(
+    item => item.organizationId === form.acceptOrgId
+  );
+  orgIndex.value = index >= 0 ? index : 0;
+}
+
+function onOrgChange(event: { detail: { value: string | number } }) {
+  orgIndex.value = Number(event.detail.value);
+  const organization = organizations.value[orgIndex.value];
+  form.acceptOrgId = organization ? organization.organizationId : 0;
+}
+
+async function loadDetail() {
+  try {
+    const detail = await getInstance(instanceId.value);
+    if (detail.docType !== 'coordination') {
+      showError('单据类型不匹配', null);
+      return;
+    }
+    if (!detail.permissions?.canEdit) {
+      showError('当前状态不可修改', null);
+      return;
+    }
+    form.acceptOrgId = detail.acceptOrgId || 0;
+    form.title = detail.title || '';
+    form.content = detail.content || '';
+    form.remark = detail.remark || '';
+    attachments.value = detail.attachments || [];
+    syncOrgIndex();
+  } catch (error: any) {
+    showError(error?.message || '加载失败', null);
+  }
+}
+
+function validate(): string | null {
+  if (!form.acceptOrgId) {
+    return '请选择受理部门';
+  }
+  if (!form.title.trim()) {
+    return '请输入标题';
+  }
+  if (form.title.trim().length > 100) {
+    return '标题不能超过100字';
+  }
+  if (!form.content.trim()) {
+    return '请输入内容';
+  }
+  if (form.content.trim().length > 2000) {
+    return '内容不能超过2000字';
+  }
+  if (form.remark.trim().length > 500) {
+    return '备注不能超过500字';
+  }
+  return null;
+}
+
+async function ensureDraft(): Promise<number> {
+  const message = validate();
+  if (message) {
+    showError(message, null);
+    return 0;
+  }
+  saving.value = true;
+  try {
+    const id = await saveCoordination({
+      id: instanceId.value || undefined,
+      acceptOrgId: form.acceptOrgId,
+      title: form.title.trim(),
+      content: form.content.trim(),
+      remark: form.remark.trim() || undefined
+    });
+    instanceId.value = id;
+    mode.value = 'edit';
+    return id;
+  } catch (error: any) {
+    showError(error?.message || '保存失败', null);
+    return 0;
+  } finally {
+    saving.value = false;
+  }
+}
+
+async function saveDraft() {
+  const id = await ensureDraft();
+  if (!id) {
+    return;
+  }
+  showSuccess('草稿已保存', null);
+}
+
+async function submit() {
+  const id = await ensureDraft();
+  if (!id) {
+    return;
+  }
+  uni.showModal({
+    title: '提交确认',
+    content: '提交后字段与附件将锁定，确认提交？',
+    success: async result => {
+      if (!result.confirm) {
+        return;
+      }
+      submitting.value = true;
+      try {
+        const response = await submitInstance(id);
+        showSuccess(response.message || '提交成功', () => {
+          uni.redirectTo({
+            url: '/packageApproval/pages/detail?id=' + id
+          });
+        });
+      } catch (error: any) {
+        showError(error?.message || '提交失败', null);
+      } finally {
+        submitting.value = false;
+      }
+    }
+  });
+}
+
+function chooseAttachment() {
+  if (attachments.value.length >= 9) {
+    showError('每单最多上传9张附件', null);
+    return;
+  }
+  const remaining = 9 - attachments.value.length;
+  // #ifdef H5
+  (uni as any).chooseFile({
+    count: remaining,
+    extension: ['.jpg', '.jpeg', '.png', '.pdf', '.doc', '.docx', '.xls', '.xlsx'],
+    success: (result: any) => uploadFiles(result.tempFiles || []),
+    fail: () => undefined
+  });
+  // #endif
+  // #ifdef MP-WEIXIN
+  (uni as any).chooseMessageFile({
+    count: remaining,
+    type: 'file',
+    success: (result: any) => uploadFiles(result.tempFiles || []),
+    fail: () => undefined
+  });
+  // #endif
+  // #ifdef APP-PLUS
+  (uni as any).chooseImage({
+    count: remaining,
+    sizeType: ['compressed'],
+    sourceType: ['camera', 'album'],
+    success: (result: any) =>
+      (result.tempFilePaths || []).forEach((path: string) =>
+        uploadFiles([{ path, name: path.split('/').pop() || '附件' }])
+      ),
+    fail: () => undefined
+  });
+  // #endif
+}
+
+async function uploadFiles(files: Array<{ path: string; name?: string; size?: number }>) {
+  if (!files.length) {
+    return;
+  }
+  const id = await ensureDraft();
+  if (!id) {
+    return;
+  }
+  uploading.value = true;
+  try {
+    for (const file of files) {
+      if (file.size && file.size > 20 * 1024 * 1024) {
+        showError('单个附件不能超过20MB', null);
+        continue;
+      }
+      const uploaded = await uploadAttachment(id, file.path, category.value);
+      attachments.value = [...attachments.value, uploaded];
+    }
+    uni.showToast({ title: '上传成功', icon: 'success' });
+  } catch (error: any) {
+    showError(error?.message || '上传失败', null);
+  } finally {
+    uploading.value = false;
+  }
+}
+
+function removeAttachment(item: ApprovalAttachment) {
+  uni.showModal({
+    title: '删除附件',
+    content: '确认删除该附件？',
+    success: async result => {
+      if (!result.confirm) {
+        return;
+      }
+      try {
+        await deleteAttachment(item.id);
+        attachments.value = attachments.value.filter(
+          attachment => attachment.id !== item.id
+        );
+        uni.showToast({ title: '已删除', icon: 'success' });
+      } catch (error: any) {
+        showError(error?.message || '删除失败', null);
+      }
+    }
+  });
+}
+
+function formatSize(value?: number) {
+  if (!value) {
+    return '0 B';
+  }
+  if (value < 1024) {
+    return value + ' B';
+  }
+  if (value < 1024 * 1024) {
+    return (value / 1024).toFixed(1) + ' KB';
+  }
+  return (value / 1024 / 1024).toFixed(1) + ' MB';
+}
+</script>
+
+<style lang="scss">
+.form-page {
+  min-height: 100vh;
+  background-color: #f5f6f8;
+  padding-bottom: 180rpx;
+}
+
+.auto-row {
+  display: flex;
+  align-items: center;
+  margin-bottom: 12rpx;
+  font-size: 26rpx;
+}
+
+.label {
+  width: 160rpx;
+  color: #909399;
+}
+
+.value {
+  flex: 1;
+  color: #303133;
+}
+
+.field {
+  margin-top: 24rpx;
+}
+
+.field-label {
+  display: block;
+  margin-bottom: 12rpx;
+  font-size: 26rpx;
+  color: #303133;
+}
+
+.required {
+  color: #d81e06;
+  margin-left: 4rpx;
+}
+
+.field-input {
+  height: 72rpx;
+  padding: 0 20rpx;
+  font-size: 28rpx;
+  line-height: 72rpx;
+  background: #f7f8fa;
+  border-radius: 12rpx;
+}
+
+.field-input.picker {
+  color: #303133;
+}
+
+.field-textarea {
+  width: 100%;
+  height: 220rpx;
+  padding: 16rpx 20rpx;
+  font-size: 28rpx;
+  background: #f7f8fa;
+  border-radius: 12rpx;
+  box-sizing: border-box;
+}
+
+.counter {
+  display: block;
+  margin-top: 8rpx;
+  text-align: right;
+  font-size: 24rpx;
+  color: #909399;
+}
+
+.category-row {
+  display: flex;
+  align-items: center;
+  margin-bottom: 16rpx;
+}
+
+.chips {
+  display: flex;
+  gap: 16rpx;
+}
+
+.chip {
+  padding: 8rpx 24rpx;
+  font-size: 24rpx;
+  color: #606266;
+  background: #f2f3f5;
+  border-radius: 999rpx;
+}
+
+.chip.active {
+  color: #ffffff;
+  background: #d81e06;
+}
+
+.attachment {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  padding: 16rpx 0;
+  border-bottom: 1rpx solid #f0f0f0;
+}
+
+.attachment-main {
+  display: flex;
+  flex-direction: column;
+  flex: 1;
+}
+
+.attachment-name {
+  font-size: 26rpx;
+  color: #303133;
+  word-break: break-all;
+}
+
+.attachment-meta {
+  margin-top: 6rpx;
+  font-size: 24rpx;
+  color: #909399;
+}
+
+.delete {
+  margin-left: 16rpx;
+  font-size: 26rpx;
+  color: #d81e06;
+}
+
+.empty {
+  padding: 24rpx 0;
+  text-align: center;
+  font-size: 26rpx;
+  color: #909399;
+}
+
+.upload-button {
+  margin-top: 16rpx;
+  font-size: 26rpx;
+  background: #f7f8fa;
+  color: #303133;
+  border: 1rpx dashed #dcdfe6;
+}
+
+.hint {
+  display: block;
+  margin-top: 12rpx;
+  font-size: 22rpx;
+  color: #909399;
+}
+
+.footer {
+  position: fixed;
+  left: 0;
+  right: 0;
+  bottom: 0;
+  display: flex;
+  gap: 24rpx;
+  padding: 20rpx 32rpx calc(20rpx + env(safe-area-inset-bottom));
+  background: #ffffff;
+  box-shadow: 0 -4rpx 12rpx rgba(0, 0, 0, 0.04);
+}
+
+.footer-button {
+  flex: 1;
+  font-size: 30rpx;
+  border-radius: 12rpx;
+}
+
+.footer-button.primary {
+  background: #d81e06;
+  color: #ffffff;
+}
+
+.footer-button.ghost {
+  background: #ffffff;
+  color: #303133;
+  border: 1rpx solid #dcdfe6;
+}
+</style>
diff --git a/src/packageApproval/pages/index.vue b/src/packageApproval/pages/index.vue
index f31fbbc..6881b8c 100644
--- a/src/packageApproval/pages/index.vue
+++ b/src/packageApproval/pages/index.vue
@@ -66,8 +66,13 @@
       </view>
     </view>
 
-    <view v-if="activeTab === 'mine'" class="fab" @click="createDraft">
-      <text class="fab-text">＋</text>
+    <view v-if="activeTab === 'mine' && canSubmit" class="create-bar">
+      <button class="create-button" @click="createCompletion">
+        新建确认单
+      </button>
+      <button class="create-button primary" @click="createCoordination">
+        新建协调单
+      </button>
     </view>
   </view>
 </template>
@@ -82,6 +87,7 @@ import {
 } from '@dcloudio/uni-app';
 import { pageDone, pageMine, pageTodo } from '@/api/approval/instance';
 import type { ApprovalItem, ApprovalTaskListParam } from '@/api/approval/model';
+import { hasPermission } from '@/utils/permission';
 
 type TabKey = 'todo' | 'mine' | 'done';
 
@@ -103,6 +109,7 @@ const statusOptions = [
 const statusLabels = statusOptions.map(option => option.label);
 
 const activeTab = ref<TabKey>('todo');
+const canSubmit = computed(() => hasPermission('approval:instance:submit'));
 const emptyText = computed(() => {
   if (activeTab.value === 'todo') {
     return '暂无待办';
@@ -207,12 +214,18 @@ function openDetail(id: number) {
   uni.navigateTo({ url: '/packageApproval/pages/detail?id=' + id });
 }
 
-function createDraft() {
+function createCompletion() {
   uni.navigateTo({
     url: '/packageApproval/pages/form-completion?mode=create'
   });
 }
 
+function createCoordination() {
+  uni.navigateTo({
+    url: '/packageApproval/pages/form-coordination?mode=create'
+  });
+}
+
 function formatTime(value?: string) {
   if (!value) {
     return '—';
@@ -368,23 +381,30 @@ function formatTime(value?: string) {
   color: #909399;
 }
 
-.fab {
+.create-bar {
   position: fixed;
-  right: 40rpx;
-  bottom: 80rpx;
-  width: 100rpx;
-  height: 100rpx;
-  border-radius: 50%;
-  background: #d81e06;
+  left: 0;
+  right: 0;
+  bottom: 0;
   display: flex;
-  align-items: center;
-  justify-content: center;
-  box-shadow: 0 8rpx 20rpx rgba(216, 30, 6, 0.35);
+  gap: 24rpx;
+  padding: 20rpx 32rpx calc(20rpx + env(safe-area-inset-bottom));
+  background: #ffffff;
+  box-shadow: 0 -4rpx 12rpx rgba(0, 0, 0, 0.04);
 }
 
-.fab-text {
+.create-button {
+  flex: 1;
+  font-size: 28rpx;
+  border-radius: 12rpx;
+  background: #ffffff;
+  color: #303133;
+  border: 1rpx solid #dcdfe6;
+}
+
+.create-button.primary {
+  background: #d81e06;
   color: #ffffff;
-  font-size: 56rpx;
-  line-height: 1;
+  border-color: #d81e06;
 }
 </style>
diff --git a/src/pages.json b/src/pages.json
index 3c4a245..4a41a5b 100644
--- a/src/pages.json
+++ b/src/pages.json
@@ -56,6 +56,13 @@
             "navigationBarTitleText": "业务完成确认单",
             "enablePullDownRefresh": false
           }
+        },
+        {
+          "path": "pages/form-coordination",
+          "style": {
+            "navigationBarTitleText": "内部协调单",
+            "enablePullDownRefresh": false
+          }
         }
       ]
     },