VIETNAMESE HERITAGE
Vietnam is located in Asia
According to https://en.wikipedia.org/wiki/Vietnamese_people
The Vietnamese people or Viet People (Vietnamese: người Việt) are referred to the people whose nationalities are Vietnamese. There are 54 ethnic groups in Vietnam, each with its own language, lifestyle, and cultural heritage. The majority of Vietnamese is Kinh people (người Kinh) who are an East Asian ethnic group native to present-day northern Vietnam and southern China, their nation state. They speak Vietnamese, the most widely spoken Austroasiatic language.
According to http://realhistoryww.com/world_history/ancient/Cham_Vietnam.htm
In Vietnam, the civilization of the ancients was called "Champa". We know very little of its ancient history, but by about 400 A.D, Champa were united under the rule of a King called Bhadravarman. In about 446 A.D, - in retaliation for Cham raids on their coast - the Chinese invaded Champa, bringing down Bhadravarman, and placing the region under Chinese suzerainty.