Dau Tu Phat Trien Xay Dung Tan Thanh Joint Stock Company Address: Manh Tan Hamlet, Thuy Lam Commune, Dong Anh District, Ha Noi City Enterprise code: 0102207733 Phone: 0248815261 Representative: To Van Chau Adress: An Cu Hamlet, Xuan Vinh Commune, Xuan Truong District, Nam Dinh Province Thuy Lam Commune, Dong Anh District, Ha Noi CityFounding date: 10 - 4 - 2007