Dau Tu Xay Dung Va Thuong Mai Tra Vinh Joint Stock Company Address: Tieu Khu 2, Co Noi Commune, Mai Son District, Son La Province Enterprise code: 5500350001 Phone: 0944779799 Representative: Nguyen Duy Hien Adress: Tieu Khu 2, Co Noi Commune, Mai Son District, Son La Province Co Noi Commune, Mai Son District, Son La ProvinceFounding date: 3 - 3 - 2009