Gmark Joint Stock Company Address: No 1, 222/16 Le Duan, Kham Thien Ward, Dong Da District, Ha Noi City Enterprise code: 0105984375 Phone: 02437956416 Representative: Nguyen Thi Thanh Hang Adress: No 1, 222/16 Le Duan, Ha Noi City Kham Thien Ward, Dong Da District, Ha Noi CityFounding date: 4 - 9 - 2012