Ha Tang & Khai Thac Mo Quang Minh Son LTD Address: No 130, Xuong Giang Street, Tan Lap Hamlet, Huu Lung Commune, Tinh Lang Son, Viet Nam Enterprise code: 4900950403 Phone: 0974721119 Representative: Nguyen Van Hieu Huu Lung Commune, Huu Lung District, Lang Son ProvinceFounding date: 28 - 9 - 2026