Cong Nghe Quynh Mai LTD Address: No 16, 23 Do Quang Lane, Trung Hoa Ward, Cau Giay District, Ha Noi City Enterprise code: 0109838921 Phone: 0966682228 Representative: Hoang The Quynh Trung Hoa Ward, Cau Giay District, Ha Noi CityFounding date: 1 - 12 - 2021