Phat Trien Thuong Mai & Ky Thuat Hoang Anh Joint Stock Company Address: No 20/395 Tran Khat Chan, Thanh Nhan Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0102086119 Phone: 0912443288 Representative: Duong Van Mao Adress: Thanh Lap Hamlet, Ngu Loc Commune, Hau Loc District, Thanh Hoa Province Thanh Nhan Ward, Hai Ba Trung District, Ha Noi CityFounding date: 4 - 12 - 2006