Cong Nghe Viettechkey Joint Stock Company Address: Civil Group 21, Hoa Hai Ward, Ngu Hanh Son District, Da Nang City Enterprise code: 0401548428 Phone: 0964086202 Representative: Ta Quoc Khanh Adress: 19, Ngo Thi Nham, Hoa Khanh Bac Ward, Lien Chieu District, Da Nang City Hoa Hai Ward, Ngu Hanh Son District, Da Nang CityFounding date: 5 - 8 - 2013