Hoang Anh LTD Address: Quyet Tien Hamlet, Dong Van Commune, Dong Van Town, Dong Van District, Ha Giang Province Enterprise code: 5100195707 Phone: 0912332773; 0912668621 Representative: Nong Tu Khau Adress: Civil Group 17, Nguyen Trai Ward, Ha Giang City, Ha Giang Province Dong Van Town, Dong Van District, Ha Giang ProvinceFounding date: 23 - 6 - 2006