Khai Khoang Dai Viet Joint Stock Company Address: Nha Ong Phan Van Duong, No 5, Lane 48, Ly Tu Trong Street, Khoi 12, Ha Huy Tap Ward, Vinh City, Nghe An Province Enterprise code: 2902131798 Phone: 0862725509 Representative: Phan Van Duong Ha Huy Tap Ward, Vinh City, Nghe An ProvinceFounding date: 25 - 1 - 2022