O To HPC Viet Nam Joint Stock Company Address: No 77/72/73 Quan Nhan, Nhan Chinh Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0106992604 Phone: 0973261255 Representative: Phi Van Phuc Adress: Huong Tao Hamlet, Ngoc Tao Commune, Phuc Tho District, Ha Noi City Nhan Chinh Ward, Thanh Xuan District, Ha Noi CityFounding date: 16 - 9 - 2015