Phat Trien Hoang Gia LTD Address: No 22, Lane 80, Le Trong Tan Street, Khuong Mai Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0101126753 Phone: 0248535486 Khuong Mai Ward, Thanh Xuan District, Ha Noi CityFounding date: 30 - 5 - 2001