Khai Thac Da Xay Dung Ngoc Phuong Thao Joint Stock Company Address: Dong Cao Hamlet, Thong Nhat Commune, Hoanh Bo District, Quang Ninh Province Enterprise code: 5701842980 Phone: 0962877226 Representative: Nguyen Thi Hang Adress: Civil Group 7, Khu 6, Bai Chay Ward, Ha Long City, Quang Ninh Province Thong Nhat Commune, Hoanh Bo District, Quang Ninh ProvinceFounding date: 6 - 1 - 2017