Dich Vu Ky Thuat Vien Thong HTC Viet Nam Joint Stock Company Address: No 45, Lane 73, Hoang Ngan Street, Nhan Chinh Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0103671345 Phone: 0904363456 Representative: Vu Anh Tuan Adress: No 30B, Cat Linh Street, Cat Linh Ward, Dong Da District, Ha Noi City Nhan Chinh Ward, Thanh Xuan District, Ha Noi CityFounding date: 3 - 4 - 2009