Khoa Hoc Va Cong Nghe 3B LTD Address: No 40, Alley 143/146, 143 Nguyen Chinh Lane, Thinh Liet Ward, Hoang Mai District, Ha Noi City Enterprise code: 0106804307 Phone: 0913055213 Representative: Vu Quy Ba Adress: No 142, Tan Xuan Street, Dong Ngac Ward, Bac Tu Liem District, Ha Noi City Thinh Liet Ward, Hoang Mai District, Ha Noi CityFounding date: 27 - 3 - 2015