He Thong Cong Nghe Thong Tin Its Joint Stock Company Address: Zoom 707 Nha 24T1, Trung Hoa Street, Nhan Chinh Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0101790837 Phone: 0242512107 Representative: Do Thi Phuong Anh Adress: No 31 An Trach 2, Quoc Tu Giam Ward, Dong Da District, Ha Noi City Nhan Chinh Ward, Thanh Xuan District, Ha Noi CityFounding date: 12 - 10 - 2005