Dien Bien is a province located in northwestern, northern Vietnam, bordering the provinces of Lai Chau and Son La, Vietnam, Yunnan of China in the north, Laos to the west of Phongsali. Dien Bien is ancient land. The ruins such as Cave Jiang Competence, Body Hammer (in Tuan Giao) demonstrated antiquity ancient Vietnamese people were present. Century to 9-10, people in Muong Thanh Lu has developed quite strong, and the strong influence to the region: Sin Ho, Muong Lay, Tuan Giao…