Phat Trien Cong Nghe Cao Va Tu Van Giao Duc Joint Stock Company Address: No 148, 173/68 Hoang Hoa Tham Alley, Ngoc Ha Ward, Ba Dinh District, Ha Noi City Enterprise code: 0101744654 Phone: 0247220010 Representative: Do Nhat Van Adress: No 5, 18/8 Quan Nhan P.Nhan Chinh Alley, Thanh Xuan District, Ha Noi City Ngoc Ha Ward, Ba Dinh District, Ha Noi CityFounding date: 15 - 8 - 2005