Dau Tu Cong Nghe Sao Thang Tam Joint Stock Company Address: No 2, Kien Thiet Lane, Dai La Street, Truong Dinh Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0107733472 Phone: 0903461221 Representative: Nghiem Ba Vung Truong Dinh Ward, Hai Ba Trung District, Ha Noi CityFounding date: 22 - 2 - 2017