1. Take the subway from Beijing South Railway Station/east section of line kloc-0/4, and arrive at Dawanglu Station after 9 stops.
2. Walk about 350 meters and arrive at Bawangfen East Station.
3. Take bus No.647, pass 5 stops and arrive at Tongzhou Station Road North Station.
4. Walk about 250 meters to Tongzhou Adult Education Center.
What are the security inspection contents of the freight qualification certificate?
The questions and answers in the exam are all i