Khoa Hoc Da Quy Ha Noi LTD Address: No 8, Alley 4, 95 Hoang Cau Lane, Dong Da Ward, Dong Da District, Ha Noi City Enterprise code: 0111415916 Phone: 0779999777 Representative: Nguyen Minh Quang Dong Da District, Ha Noi CityFounding date: 17 - 3 - 2026