Dau Tu Khai Thac Khoang San Tay Bac Joint Stock Company Address: 43/17 Tien Lan Hamlet, Ba Diem Commune, Hoc Mon District, Ho Chi Minh City Enterprise code: 0317486935 Phone: 0977992389 Representative: Vu Viet San Ba Diem Commune, Hoc Mon District, Ho Chi Minh CityFounding date: 22 - 9 - 2022