Tu Van Dau Tu Topkin LTD Address: No 201, Truong Chinh Street, Khuong Mai Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0108069381 Phone: 0973954663 Representative: Vu Van Bo Khuong Mai Ward, Thanh Xuan District, Ha Noi CityFounding date: 23 - 11 - 2017