Huynh Son LTD Address: Civil Group 11, Na Hang Town, Na Hang District, Tuyen Quang Province Enterprise code: 5000220156 Phone: 0207865127 Representative: Chau Van Huynh Adress: Civil Group 11, Na Hang Town, Na Hang District, Tuyen Quang Province Na Hang Town, Na Hang District, Tuyen Quang ProvinceFounding date: 20 - 12 - 2002