Duong Thi Viet Ha Address: E5, 503 Ciputra Ha Noi, Xuan Tao Ward, Bac Tu Liem District, Ha Noi City Enterprise code: 0100416040 Phone: 0903433160 Representative: Duong Thi Viet Ha Adress: No 72 Cau Go, Hang Bac Ward, Hoan Kiem District, Ha Noi City Xuan Tao Ward, Bac Tu Liem District, Ha Noi CityFounding date: 30 - 6 - 2009