Vinh Hang Address: Tki Thi Tran, Bac Yen Town, Bac Yen District, Son La Province Enterprise code: 5500264874 Phone: 02123860585 Representative: Phan Sy Vinh Adress: Tki, Thi Tran, Bac Yen Town, Bac Yen District, Son La Province Bac Yen Town, Bac Yen District, Son La ProvinceFounding date: 24 - 11 - 2009