If you are wishing to enter Vietnam from China, there are three land border-crossings that will allow Vietnam e-visa holder to cross the border from China. These are the: Mong Cai Landport (in Hoa Lac ward, Mong Cai city, Quang Ninh province, Vietnam) Huu Nghi Landport (17km from Lang Son city, Lang Son province, Vietnam) Lao Cai