Van Phong Dai Dien Ha Noi – Cong Ty Co Phan Vat Lieu Thong Minh Ha Nam Address: 4th Floor, Hon Hop Vuon Dao Building, 689 Lac Long Quan Lane, Phuong, Tay Ho District, Ha Noi City Enterprise code: 0700863675-001 Phone: 0967236969 Representative: Hoang Thi Nghia Tay Ho Ward, Cau Giay District, Ha Noi CityFounding date: 17 - 6 - 2026