On the far north coast of Vietnam, Mong Cai is a Class-2 city in the Quang Ninh Province that straddles the China-Vietnam border. Built upon the south bank of the Beilun River, Mong Cai is situated directly across from China’s Dongxing City. The abundance of trade between Vietnam and China has turned Mong Cai into an influential and extremely wealthy city as trade between …