Doanh Gnhiep Tu Nhan Xay Dung Lam Tung Address: TK 3, Bac Yen Town, Bac Yen District, Son La Province Enterprise code: 5500378198 Phone: 02123860372 Representative: Nguyen Ngoc Chi Adress: TK 3, Bac Yen Town, Bac Yen District, Son La Province Bac Yen Town, Bac Yen District, Son La ProvinceFounding date: 10 - 8 - 2009