Cong Nghe O To Thanh Phong LTD Address: No 6, Lane 262, Vinh Hung Street, Vinh Hung Ward, Hoang Mai District, Ha Noi City Enterprise code: 0109118602 Phone: 0904719629 Representative: Tran Dinh Phong Adress: No 6, Civil Group 16, Dong Mai Ward, Ha Dong District, Ha Noi City Vinh Hung Ward, Hoang Mai District, Ha Noi CityFounding date: 6 - 3 - 2020