Khai Thac Da Hoa Cuong Joint Stock Company Address: Na Ha Hamlet, An Phu Commune, Luc Yen District, Yen Bai Province Enterprise code: 5200826152 Phone: 0983228907 Representative: Nguyen Phuong Tung Adress: No 07, Civil Group 05, Cau Dien Ward, Nam Tu Liem District, Ha Noi City An Phu Commune, Luc Yen District, Yen Bai ProvinceFounding date: 29 - 10 - 2015