Doanh Nghiep Xang Dau Tu Nhan Dau - Tham Address: Tieu Khu Na San, Chieng Mung, Mai Son District, Son La Province Enterprise code: 5500181963 Phone: 0212845555 Chieng Mung Commune, Mai Son District, Son La ProvinceFounding date: 3 - 1 - 2000