Thuong Mai Ky Thuat Dong Nam A Joint Stock Company Address: No 1, Lane 18, Nguyen Hong Street, Lang Ha Ward, Dong Da District, Ha Noi City Enterprise code: 0100510741 Phone: 02437735355 Representative: Pham Anh Tuan Adress: 6-7 Nha A1, 301 Can Hamlet, Cong Vi Ward, Ba Dinh District, Ha Noi City Lang Ha Ward, Dong Da District, Ha Noi CityFounding date: 17 - 7 - 1998