Dau Tu Phat Trien Cong Nghe Cao Joint Stock Company Address: No 1, Nguyen Du Street, Thuong Tin Town, Thuong Tin District, Ha Noi City Enterprise code: 0500468653 Phone: 034850873 Representative: Nguyen Van Ket Adress: Thang Loi Commune, Thuong Tin District, Ha Noi City Thuong Tin Town, Thuong Tin District, Ha Noi CityFounding date: 14 - 7 - 2005