Dau Tu Va Ho Tro Phat Trien Giao Duc Thang Long LTD Address: No 28, Alley 79/15, Duong Quang Ham Street, Quan Hoa Ward, Cau Giay District, Ha Noi City Enterprise code: 0107152911 Phone: 0949708234 Representative: Pham Dinh Thu Adress: No 28, 79/15 Duong Quang Ham Lane, Quan Hoa Ward, Cau Giay District, Ha Noi City Quan Hoa Ward, Cau Giay District, Ha Noi CityFounding date: 3 - 2 - 2016