The Lao phuan ethnic group that settled the town bar, Xieng Khouang and black Tai people settlement of an existing city, the Moon (Dien Bien Phu) and other groups, ethnic groups, who were not welcomed by.
The LAO ethnic groups who settled the town of Xieng Khouang, people and free blacks who settled in sweatshops moon. (Dien Bien Phu), where ethnic groups were forcibly returned not come down with it.
The ethnic group Lao Puan city bar เชียงขวาง settlement and settlement, as well as literate ชาวไทดำ is เมืองแถง (Dien Bien Phu). The other ethnic groups not was carried down.