The (3)Countries are Cambodia,Laos,China.
China, Laos, and Cambodia
Cambodia and Laos------China, too.
Vietnam is bordered on the West by Laos and Cambodia and on the North by China.
Cambodia, China, and Laos
When countries share a border, it is called a "land border" or a "physical border".
The Vietnam is located near Southeast Asia, Bordering the Gulf of Thailand, Gulf of Tonkin, and south chine sea, alongside China, Laos and finally Cambodia.
Yes, the two countries share a long land border.
The countries with the longest land border are Canada and the United States. They share a border that is approximately 8,891 kilometers (5,525 miles) long.
China and India
Mexico and Canada
Norway and Sweden.