Khoang San Va Nang Luong Hoang Bach Ha Giang Joint Stock Company Address: No 450, Civil Group 4, Ngoc Ha Ward, Ha Giang City, Ha Giang Province Enterprise code: 5100352389 Phone: 0943661497 Representative: Hoang Tan Dat Adress: No 450, Civil Group 4, Ngoc Ha Ward, Ha Giang City Ngoc Ha Ward, Ha Giang City, Ha Giang ProvinceFounding date: 19 - 5 - 2011