Khai Thac Va Dich Vu Hau Can Nghe Ca Vinh Hoa Joint Stock Company Address: 55, An Thuong 21, My An Ward, Ngu Hanh Son District, Da Nang City Enterprise code: 0400575059 Phone: 0935686768; 05113967968 Representative: Dang Hong Vinh Adress: Civil Group 12, My An Ward, Ngu Hanh Son District, Da Nang City My An Ward, Ngu Hanh Son District, Da Nang CityFounding date: 30 - 5 - 2007