Cong Nghe Dau Khi Ha Noi Joint Stock Company Address: No 1C, Lot 9, Do Thi Dinh Cong, Dinh Cong Ward, Hoang Mai District, Ha Noi City Enterprise code: 0106071233 Phone: 02435501822 Representative: Pham Xuan Thanh Dinh Cong Ward, Hoang Mai District, Ha Noi CityFounding date: 27 - 12 - 2012