Doanh Nghiep TN Vang Bac Kim Ngoc Address: No 02, Phan Dinh Phung Street, Ky Lua Ward, Tinh Lang Son, Viet Nam Enterprise code: 4900937353 Phone: 0977258876 Representative: Nguyen Hung Manh Lang Son ProvinceFounding date: 12 - 1 - 2026