Global Spectrum Viet Nam LTD Address: P.1317 Tang 13 Thap Ha Noi, 49 Hai Ba Trung, Tran Hung Dao Ward, Hoan Kiem District, Ha Noi City Enterprise code: 0106443192 Phone: 0912541516 Representative: Nguyen Huy Hieu Adress: 15 Ho Bai Cat, Kham Thiem, Kham Thien Ward, Dong Da District, Ha Noi City Tran Hung Dao Ward, Hoan Kiem District, Ha Noi CityFounding date: 18 - 1 - 2014