Rapid COVID-19 test waived for truck drivers at Mong Cai Int’t Border Gate Certain truck drivers are no longer required to take rapid COVID-19 tests at the Km15-Dan Tien Wharf’s checkpoint before entering Mong Cai International Border Gates – bordering China – in the northern province of Quang Ninh, according to a new policy of Mong Cai City’s authority. 16:13 | 07/10/2021