Cong Nghe VCN Viet Nam Joint Stock Company Address: No 67a, Ly Nam De Street, Hoan Kiem District, Ha Noi City Enterprise code: 0105429967 Phone: 02437327134 Representative: Pham Trung Hieu Adress: No 67a, Ly Nam De Street, Hoan Kiem District, Ha Noi City Hoan Kiem District, Ha Noi CityFounding date: 29 - 7 - 2011