Van Phong Dang Ky Quyen Su Dung Dat Huyen Quynh Nhai Address: Phieng Lanh, Muong Giang, Quynh Nhai District, Son La Province Enterprise code: 5500379850 Phone: 02123533482 Muong Giang Commune, Quynh Nhai District, Son La ProvinceFounding date: 1 - 9 - 2009