Khai Thac Che Bien Khoang San Va Lam San Tay Bac LTD Address: No 51a (Khu Giang Vien TRUONG Dai HOC Tay BAC), Civil Group 2, Quyet Tam Ward, Son La City, Tinh Son La, Viet Nam Enterprise code: 5500659311 Phone: 0941568889 Representative: Le Thanh Long Quyet Tam Ward, Son La City, Son La ProvinceFounding date: 7 - 1 - 2025