Che Bac Son LTD Address: No 43/140, Khuat Duy Tien Street, Nhan Chinh Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0107464075 Phone: 02435621956 Representative: Nguyen Van Hien Adress: Zoom 2 B11 Yen Lang, Thinh Quang Ward, Dong Da District, Ha Noi City Nhan Chinh Ward, Thanh Xuan District, Ha Noi CityFounding date: 7 - 6 - 2016