Viet Sec Joint Stock Company Address: No 16, Hang Bac Street, Hang Bac Ward, Hoan Kiem District, Ha Noi City Enterprise code: 0101585274 Phone: 0247167507 Representative: Dao Ngoc Hung Adress: No 85B, An Duong Street, Yen Phu Ward, Tay Ho District, Ha Noi City Hang Bac Ward, Hoan Kiem District, Ha Noi CityFounding date: 21 - 12 - 2004