Dau Tu Phat Trien Khoa Hoc Ky Thuat Ha Noi Joint Stock Company Address: No 18 Cu Chinh Lan, Khuong Mai Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0102008833 Phone: 0245657483 Representative: Dam Quang Lung Adress: No 228, Hue Street, Phuong, Hue Street, Hai Ba Trung District, Ha Noi City Khuong Mai Ward, Thanh Xuan District, Ha Noi CityFounding date: 11 - 8 - 2006