Dien Tu Vien Thong Tin Hoc Etic LTD Address: No 9/N8 Khu, Bo Tu Lenh Thong Tin Town, Civil Group 28, Lang Thuong Ward, Dong Da District, Ha Noi City Enterprise code: 0100906990 Phone: 0247753119 Representative: Lai Quang Thao Adress: No 7, Lane 14, Phao Dai Lang Street, Dong Da District, Ha Noi City Lang Thuong Ward, Dong Da District, Ha Noi CityFounding date: 28 - 6 - 1999