Dau Tu Phat Trien Bac Son Joint Stock Company Address: Civil Group 23, Dong Phong Ward, Lai Chau City, Lai Chau Province Enterprise code: 6200083893 Phone: 0912748044 Representative: Tran Thang Tu Adress: Civil Group 23, Dong Phong Ward, Lai Chau City, Lai Chau Province Dong Phong Ward, Lai Chau City, Lai Chau ProvinceFounding date: 16 - 7 - 2015