Which region generally has the most Chinese companies going to Vietnam?

North and South. Most Chinese companies going to Vietnam are in the north and south. Many electronic giants, R&D centers, and construction companies are headquartered in the north, focusing on heavy industry. The Socialist Republic of Vietnam, abbreviated as Vietnam, is located at the eastern end of the Indochina Peninsula in Southeast Asia. A socialist country, it borders China to the north and Cambodia and Laos to the west