diff --git a/inventory-backend/app/services/inbound/semi_service.py b/inventory-backend/app/services/inbound/semi_service.py
index c169738..609e4bd 100644
--- a/inventory-backend/app/services/inbound/semi_service.py
+++ b/inventory-backend/app/services/inbound/semi_service.py
@@ -252,11 +252,13 @@ class SemiInboundService:
                 )
 
             # 真实扫码入库成功，异步通知 Track 系统（Webhook）
+            # ★ 优先用前端透传的 track_id(16位身份证)通知 Track,绝不写入库存序列号(保证批号入库纯净)
+            webhook_sn = (data.get('track_id') or '').strip() or (new_stock.serial_number or '')
             notify_track({
                 'event': 'inbound.created',
                 'source_table': 'stock_semi',
                 'sku': material.spec_model or material.name,
-                'serial_number': new_stock.serial_number,
+                'serial_number': webhook_sn,
                 'quantity': float(new_stock.in_quantity or 0),
                 'operator': get_current_operator(),
             })
diff --git a/inventory-web/src/views/stock/inbound/semi.vue b/inventory-web/src/views/stock/inbound/semi.vue
index 1474144..4bc46e3 100644
--- a/inventory-web/src/views/stock/inbound/semi.vue
+++ b/inventory-web/src/views/stock/inbound/semi.vue
@@ -983,7 +983,7 @@ const defaultColumns = ['company_name', 'material_name', 'spec_model', 'unit', '
 const form = reactive({
   id: undefined, base_id: undefined as number | undefined,
   company_name: '',
-  material_name: '', spec_model: '', category: '', unit: '', material_type: '', sku: '', barcode: '', in_date: '', serial_number: '', batch_number: '', status: '在库', quality_status: '合格', in_quantity: 1, stock_quantity: 1, available_quantity: 1, print_copies: 1, warehouse_location: '', bom_code: '', bom_version: '', work_order_code: '',
+  material_name: '', spec_model: '', category: '', unit: '', material_type: '', sku: '', barcode: '', in_date: '', serial_number: '', batch_number: '', status: '在库', quality_status: '合格', in_quantity: 1, stock_quantity: 1, available_quantity: 1, print_copies: 1, warehouse_location: '', bom_code: '', bom_version: '', work_order_code: '', track_id: '',
   raw_material_cost: undefined as number | undefined,
   unit_total_cost: undefined as number | undefined,
   total_price: undefined as number | undefined,
@@ -1499,15 +1499,14 @@ const handleScannerConfirm = (result: string) => {
 }
 
 // 扫码获取的 Track 16 位身份证：SN 模式展示、Batch 模式随提交载荷供 Webhook 通知
-let scannedTrackSerial = ''
-
 // Track 扫码入库：扫码面板扫到身份证后，自动带出物料基础信息 + 序列号
 const handleTrackScanFill = async (data: { track: any; material: any }) => {
   const { track, material } = data
   // 选择物料：触发原生联动（基础信息/历史库位/历史模式与批号自增）
   await onMaterialSelected(material)
 
-  scannedTrackSerial = track.serial_number || ''
+  // ★ 16 位身份证存到临时字段 track_id（不进数据库，仅供 Webhook 通知 Track）
+  form.track_id = track.serial_number || ''
   if (track.external_serial) {
     // 序列号管理产品：切 SN，填真实外部业务序列号
     entryMode.value = 'serial'
@@ -1520,7 +1519,7 @@ const handleTrackScanFill = async (data: { track: any; material: any }) => {
     modeLocked.value = false
     // 批号兜底：无历史/历史为 SN 时确保有默认批号，避免阻断校验
     if (!form.batch_number) form.batch_number = '000001'
-    // Batch 界面序列号留空（不显示身份证），身份证随提交载荷供 Webhook 精准通知 Track
+    // ★ 批号入库：序列号必须清空，绝不写入身份证，确保批号自增逻辑不受干扰
     form.serial_number = ''
   }
   ElMessage.success('扫码入库信息已自动填充，请核对后补充库位/数量等')
@@ -1560,10 +1559,8 @@ const submitForm = async () => {
         production_end_time: form.production_time_range?.[1] || null
       }
       delete payload.production_time_range
-      // Batch 模式下序列号界面为空，补回 Track 身份证供 Webhook 精准通知 Track
-      if (entryMode.value === 'batch' && scannedTrackSerial && !payload.serial_number) {
-        payload.serial_number = scannedTrackSerial
-      }
+      // ★ 透传 Track 身份证到后端（仅 Webhook 通知 Track 用，绝不写入库存序列号，保证批号入库纯净）
+      if (form.track_id) payload.track_id = form.track_id
       // Update 模式：无成本权限则剥离成本字段，防止库管修改已入库的成本数据
       // Create 模式：保留成本字段，确保 BOM 自动计算的值能正确提交
       if (dialogStatus.value === 'update') {