Cong Nghe Va Dich Vu Vien Thong Viet Tin LTD Address: No 4, Alley 178/48, Tay Son Street, Trung Liet Ward, Dong Da District, Ha Noi City Enterprise code: 0106798318 Phone: 02438571921 Representative: Vu Huong Giang Adress: P.1706, No 12D Minh Khai, Minh Khai Ward, Hai Ba Trung District, Ha Noi City Trung Liet Ward, Dong Da District, Ha Noi CityFounding date: 23 - 3 - 2015