Tu Van Va Truyen Thong Xanh Hub LTD Address: No 18B, Lane 414, Lang Street, 12B Civil Group, Lang Ha Ward, Dong Da District, Ha Noi City Enterprise code: 0108302768 Phone: 0982024484 Representative: Vu Thi Thanh Binh Lang Ha Ward, Dong Da District, Ha Noi CityFounding date: 31 - 5 - 2018