Thuong Mai Van Tai Hong Trang LTD Address: Tieu Khu 2, It Ong Town, Muong La District, Son La Province Enterprise code: 5500363875 Phone: 0987215666 Representative: Dao Thi Trang Adress: Tieu Khu 2, It Ong Town, Muong La District, Son La Province It Ong Town, Muong La District, Son La ProvinceFounding date: 29 - 4 - 2009