Trinh Hoang Long Address: 110D Ngoc Ha, Doi Can Ward, Ba Dinh District, Ha Noi City Enterprise code: 0102022718 Phone: 0242403503 Representative: Trinh Hoang Long Adress: P7 A1, DHNN Town, DHQG Ha Noi, Cau Giay District, Ha Noi City Doi Can Ward, Ba Dinh District, Ha Noi CityFounding date: 7 - 9 - 2006