Dich Vu Ky Thuat Vien Thong Joint Stock Company Address: 4a, 4B, 4C Vuong Thua Vu, Khuong Trung Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0103634914 Phone: 02437366984 Representative: Nguyen Duc Dong Adress: P101/203, Rau Qua Minh Khai Town Khuong Trung Ward, Thanh Xuan District, Ha Noi CityFounding date: 24 - 3 - 2009