Thuong Mai Ky Thuat An Thanh LTD Address: No 34a, Ly Nam De Street, Cua Dong Ward, Hoan Kiem District, Ha Noi City Enterprise code: 0101311347 Phone: 02422609848 Representative: Pham Vu Khanh Adress: No 34a, Ly Nam De Street, Cua Dong Ward, Hoan Kiem District, Ha Noi City Cua Dong Ward, Hoan Kiem District, Ha Noi CityFounding date: 12 - 12 - 2002