Vien Thong Tin Hoc HDT Joint Stock Company Address: 2nd Floor, V11-B09, Moi An Hung Urban Area, La Khe Ward, Ha Dong District, Ha Noi City Enterprise code: 0109967162 Phone: 02462965443 Representative: Tran Thi Thanh Thao Adress: Tan Ninh Hamlet, Tu Mai Commune, Yen Dung District, Bac Giang Province La Khe Ward, Ha Dong District, Ha Noi CityFounding date: 15 - 4 - 2022