Cong Nghe DVL Joint Stock Company Address: 10th Floor, Viet A Building, No 9, Duy Tan Street, Cau Giay Ward, Cau Giay District, Ha Noi City Enterprise code: 0111398643 Phone: 0387989300 Representative: Ngo Van Doanh Cau Giay District, Ha Noi CityFounding date: 4 - 3 - 2026