Khai Khoang DHT Joint Stock Company Address: Noi Hamlet, Hamlet 5, Cong Hoa Commune, Quoc Oai District, Ha Noi City Enterprise code: 0111054191 Phone: 02998808688 Representative: Nguyen Dang Dinh Cong Hoa Commune, Quoc Oai District, Ha Noi CityFounding date: 17 - 5 - 2025