The Gioi Ky Thuat Mien Bac Joint Stock Company Address: No 04, Lane 57, Lang Ha Street, Thanh Cong Ward, Ba Dinh District, Ha Noi City Enterprise code: 0106307802 Phone: 02435191008 Representative: Le Cao Minh Adress: No 25, 27 Do Thua Tu, Tan Quy Ward, Tan Phu District, Ho Chi Minh City Thanh Cong Ward, Ba Dinh District, Ha Noi CityFounding date: 16 - 9 - 2013