Cong Nghe Va Dich Vu Ky Thuat DTL LTD Address: No 10, Lane 61/12, Tran Duy Hung Street, Trung Hoa Ward, Cau Giay District, Ha Noi City Enterprise code: 0105562165 Phone: 02435565894 Trung Hoa Ward, Cau Giay District, Ha Noi CityFounding date: 11 - 10 - 2011