diff --git a/web-admin/src/utils/collection-ledger-export.ts b/web-admin/src/utils/collection-ledger-export.ts
index 8136a81d..8a453c2f 100644
--- a/web-admin/src/utils/collection-ledger-export.ts
+++ b/web-admin/src/utils/collection-ledger-export.ts
@@ -1,5 +1,8 @@
 import type { ProtocolAuditFlatRow } from './protocol-audit-flatten'
 
+/** 采集大表导出入口开关；验收未完成前隐藏按钮，改 true 即可恢复。 */
+export const COLLECTION_LEDGER_EXPORT_ENABLED = false
+
 type Row = Record<string, unknown>
 type PayDetail = {
   installmentNo?: number | null
diff --git a/web-admin/src/views/cell-storage/presign-order/index.vue b/web-admin/src/views/cell-storage/presign-order/index.vue
index 9d336351..28e0b859 100644
--- a/web-admin/src/views/cell-storage/presign-order/index.vue
+++ b/web-admin/src/views/cell-storage/presign-order/index.vue
@@ -56,7 +56,12 @@
             <el-icon><Plus /></el-icon>
             新增预签约
           </el-button>
-          <el-button class="btn-ghost" :loading="exporting" @click="handleExport">
+          <el-button
+            v-if="COLLECTION_LEDGER_EXPORT_ENABLED"
+            class="btn-ghost"
+            :loading="exporting"
+            @click="handleExport"
+          >
             <el-icon><Download /></el-icon>
             导出 Excel
           </el-button>
@@ -203,6 +208,7 @@
   import { Plus, Search, RefreshLeft, Edit, Delete, Check, Download } from '@element-plus/icons-vue'
   import { ElMessage } from 'element-plus'
   import {
+    COLLECTION_LEDGER_EXPORT_ENABLED,
     buildPresignLedgerRows,
     fetchAllPages,
     PRESIGN_HEADERS,
diff --git a/web-admin/src/views/cell-storage/protocol-audit/DonationProtocolTab.vue b/web-admin/src/views/cell-storage/protocol-audit/DonationProtocolTab.vue
index ba0c0606..d90e8162 100644
--- a/web-admin/src/views/cell-storage/protocol-audit/DonationProtocolTab.vue
+++ b/web-admin/src/views/cell-storage/protocol-audit/DonationProtocolTab.vue
@@ -75,7 +75,12 @@
           <el-icon><Plus /></el-icon>
           新增
         </el-button>
-        <el-button class="btn-ghost" :loading="exporting" @click="handleExport">
+        <el-button
+          v-if="COLLECTION_LEDGER_EXPORT_ENABLED"
+          class="btn-ghost"
+          :loading="exporting"
+          @click="handleExport"
+        >
           <el-icon><Download /></el-icon>
           导出 Excel
         </el-button>
@@ -462,6 +467,7 @@
   } from '@/utils/protocol-doc-label'
   import { loadVoidTypeDict } from '@/utils/void-type-dict'
   import {
+    COLLECTION_LEDGER_EXPORT_ENABLED,
     RESEARCH_HEADERS,
     buildResearchLedgerRows,
     fetchAllPages,
diff --git a/web-admin/src/views/cell-storage/protocol-audit/ProtocolAuditTab.vue b/web-admin/src/views/cell-storage/protocol-audit/ProtocolAuditTab.vue
index 78a3a4cc..7eb522c8 100644
--- a/web-admin/src/views/cell-storage/protocol-audit/ProtocolAuditTab.vue
+++ b/web-admin/src/views/cell-storage/protocol-audit/ProtocolAuditTab.vue
@@ -79,7 +79,12 @@
           <el-icon><Plus /></el-icon>
           新增
         </el-button>
-        <el-button class="btn-ghost" :loading="exporting" @click="handleExport">
+        <el-button
+          v-if="COLLECTION_LEDGER_EXPORT_ENABLED"
+          class="btn-ghost"
+          :loading="exporting"
+          @click="handleExport"
+        >
           <el-icon><Download /></el-icon>
           导出 Excel
         </el-button>
@@ -430,6 +435,7 @@
   } from '@/utils/status-tag-registry'
   import { loadVoidTypeDict } from '@/utils/void-type-dict'
   import {
+    COLLECTION_LEDGER_EXPORT_ENABLED,
     CELL_STORAGE_HEADERS,
     buildCellStorageLedgerRows,
     fetchAllPages,
diff --git a/web-admin/src/views/cell-storage/sample-info/UnifiedSampleInfoPage.vue b/web-admin/src/views/cell-storage/sample-info/UnifiedSampleInfoPage.vue
index 8ea14bda..4c98a081 100644
--- a/web-admin/src/views/cell-storage/sample-info/UnifiedSampleInfoPage.vue
+++ b/web-admin/src/views/cell-storage/sample-info/UnifiedSampleInfoPage.vue
@@ -93,7 +93,7 @@
           登记入库
         </el-button>
         <el-button
-          v-if="isCellStorage"
+          v-if="isCellStorage && COLLECTION_LEDGER_EXPORT_ENABLED"
           class="btn-ghost"
           :loading="exporting"
           @click="handleExport"
@@ -522,6 +522,7 @@
     sampleStorageFlagTagType
   } from '@/utils/status-tag-registry'
   import {
+    COLLECTION_LEDGER_EXPORT_ENABLED,
     CUSTOMER_SERVICE_HEADERS,
     buildCustomerServiceLedgerRows,
     fetchAllPages,