Cong Nghe Thien Son Joint Stock Company Address: No 2, Nha B8, Civil Group 44, DHSP Town, Tran Quoc Hoan, Dich Vong Hau Ward, Cau Giay District, Ha Noi City Enterprise code: 0102045225 Phone: 0249175777 Representative: Nguyen Khac Vui Adress: Trung Chau Hamlet, Ngoc My Commune, Quoc Oai District, Ha Noi City Dich Vong Hau Ward, Cau Giay District, Ha Noi CityFounding date: 11 - 10 - 2006