Vat Tu Nganh Thep Mai Hoang LTD Address: No 6, Lot 12 Den Lu 1, Hoang Van Thu Ward, Hoang Mai District, Ha Noi City Enterprise code: 0109839026 Phone: 0904453656 Representative: Trinh Thi Ngu Hoang Van Thu Ward, Hoang Mai District, Ha Noi CityFounding date: 30 - 11 - 2021