Vien Thong Tin Hoc Ba Vi Joint Stock Company Address: Hung Dao Hamlet, Tay Dang Town, Tay Dang Town, Ba Vi District, Ha Noi City Enterprise code: 0103683647 Phone: 02433865959 Representative: Tran Thi Chinh Adress: Van Trai Hamlet, Tay Dang Town, Ba Vi District, Ha Noi City Tay Dang Town, Ba Vi District, Ha Noi CityFounding date: 10 - 4 - 2009