diff --git a/acs/nladmin-system/src/main/java/org/nl/acs/device_driver/hongfeng/hf_station/ItemProtocol.java b/acs/nladmin-system/src/main/java/org/nl/acs/device_driver/hongfeng/hf_station/ItemProtocol.java
index abe0ac4..990f1eb 100644
--- a/acs/nladmin-system/src/main/java/org/nl/acs/device_driver/hongfeng/hf_station/ItemProtocol.java
+++ b/acs/nladmin-system/src/main/java/org/nl/acs/device_driver/hongfeng/hf_station/ItemProtocol.java
@@ -155,10 +155,10 @@ public class ItemProtocol {
         list.add(new ItemDto(item_task, "任务号", "DB101.D6"));
         list.add(new ItemDto(item_status, "设备状态", "DB101.B10"));
         list.add(new ItemDto(item_current_order_num, "当前工单数量", "DB101.D12"));
-        list.add(new ItemDto(item_order, "工单号", "DB101.S16"));
+        list.add(new ItemDto(item_order, "工单号", "DB101.STRING16.50"));
         list.add(new ItemDto(item_weight, "重量", "DB101.D272"));
         list.add(new ItemDto(item_barcode, "条码", "DB101.D276"));
-        list.add(new ItemDto(item_material_code, "产品编号", "DB101.S280"));
+        list.add(new ItemDto(item_material_code, "产品编号", "DB101.STRING280.50"));
         return list;
     }
 
@@ -169,8 +169,8 @@ public class ItemProtocol {
         list.add(new ItemDto(item_to_task, "任务号", "DB100.D4"));
         list.add(new ItemDto(item_to_error, "故障代码", "DB100.B8"));
         list.add(new ItemDto(item_to_order_num, "工单数量", "DB100.D10"));
-        list.add(new ItemDto(item_to_product_number, "产品编号", "DB100.S14"));
-        list.add(new ItemDto(item_to_order, "工单号", "DB100.S270"));
+        list.add(new ItemDto(item_to_product_number, "产品编号", "DB100.STRING14.50"));
+        list.add(new ItemDto(item_to_order, "工单号", "DB100.STRING270.50"));
         return list;
     }