Dau Tu Xay Dung Va Thuong Mai Hoan Thien Joint Stock Company Address: 2nd Floor, No 35, Vo Van Dung Street, O Cho Dua Ward, Dong Da District, Ha Noi City Enterprise code: 0103990510 Phone: 02422122309 Representative: Vu Cong Hoa Adress: Tien Phong Hamlet, Vu Tay Commune, Kien Xuong District, Thai Binh Province O Cho Dua Ward, Dong Da District, Ha Noi CityFounding date: 26 - 6 - 2009