Huyen Trang Address: Tieu Khu 20, Hat Lot Town, Mai Son District, Son La Province Enterprise code: 5500349729 Phone: 02123843170 Representative: Bui Xuan Hien Adress: Tieu Khu 20, Hat Lot Town, Mai Son District, Son La Province Hat Lot Town, Mai Son District, Son La ProvinceFounding date: 2 - 3 - 2009