Khai Thac Khoang San Sang Hoang Thuong Da Teh Joint Stock Company Address: No 270, Hung Vuong Street, 4D Hamlet, Da Teh Commune, Tinh Lam Dong, Viet Nam Enterprise code: 5801559977 Phone: 0987615495 Representative: Chu Quang Hoang Lam Dong ProvinceFounding date: 25 - 12 - 2025