From historical evidence and archaeological finds. The area is the province today. It used to be the residence of the man since prehistoric times, around 5,000-7,000 years from evidence found at Ban Chiang. Nong Han and paintings on cave walls at Ban Phu. Is shown as well as recognized in international studies, history and archeology. The community is a resident of prehistoric man that province. Civilization has developed a high level. And may transmit this boom to China, it probably is not.