Khai Thac Che Bien Lam San Trung Hieu LTD Address: Civil Group 10, Pu Trang Ward, Nghia Lo Town, Yen Bai Province Enterprise code: 5200806413 Phone: 0915005651 Representative: Tran Xuan Que Adress: Civil Group 10, Pu Trang Ward, Nghia Lo Town, Yen Bai Province Pu Trang Ward, Nghia Lo Town, Yen Bai ProvinceFounding date: 24 - 1 - 2014