Xay Dung So 1 Viet Nam Joint Stock Company Address: P302, No 112 Tran Hung Dao, Cua Nam Ward, Hoan Kiem District, Ha Noi City Enterprise code: 0101194376 Phone: 02437524605 Representative: Tang Van Dam Adress: Khach Nhi Hamlet, Vinh Thinh Commune, Vinh Tuong District, Vinh Phuc Province Cua Nam Ward, Hoan Kiem District, Ha Noi CityFounding date: 3 - 1 - 2002