Thuong Mai Va Ky Thuat Truong Thanh Joint Stock Company Address: 23, 159/26 Hong Mai Alley, Quynh Loi Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0101405644 Phone: 02422521100 Representative: Pham Huy Quynh Adress: 23 Ngahc 159/26 Hong Mai, Hai Ba Trung District, Ha Noi City Quynh Loi Ward, Hai Ba Trung District, Ha Noi CityFounding date: 2 - 10 - 2003