The Gioi Smartphone Viet Nam Joint Stock Company Address: No 4, 126/1 Hoang Van Thai Alley, Khuong Mai Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0106293821 Phone: 02485854678 Representative: Duong Tien Tang Adress: No 4 Khu Hong Phong, Ninh Duong Ward, Mong Cai City, Quang Ninh Province Khuong Mai Ward, Thanh Xuan District, Ha Noi CityFounding date: 28 - 8 - 2013