Dau Tu Khoang San Thanh Hung Joint Stock Company Address: Civil Group 4, Vi Xuyen Town, Vi Xuyen District, Ha Giang Province Enterprise code: 5100423495 Phone: 0983581212 Representative: Phuong Thi Bach Le Adress: Civil Group 15, Nghia Do Ward, Cau Giay District, Ha Noi City Vi Xuyen Town, Vi Xuyen District, Ha Giang ProvinceFounding date: 7 - 10 - 2014