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1·And it is submitted to Baiyun Airport Customs House as well as the air waybill by the carriers of Truck-Airline.

白云机场海关审核无误的，核销转关电子数据。货物和运单资料由承运人或其代理人交航空货运部门办理货物发运手续。

2·II. Air transport: transport mode, Master Air Waybill (MAWB) and House Air Waybill (HAWB), centralized shipping and distribution, freight composition and calculation skills;

航空运输：运输方式；主运单与分运单，集中托运与分拨，运价组成与计算技巧；