Trung Tam Tre Em Va Phat Trien Address: No 688, Nguyen Khoai Street, Thanh Tri Ward, Hoang Mai District, Ha Noi City Enterprise code: 0109893150 Phone: 0976845766 Representative: Phan Thuy Chi Thanh Tri Ward, Hoang Mai District, Ha Noi CityFounding date: 20 - 12 - 2021