Duong Son Address: 468B/24 Quan Co Thanh, Binh Khanh Ward, Long Xuyen City, An Giang Province Enterprise code: 1601223683 Phone: 0902288397 Representative: Tran Thi Giau Adress: Bac Son, Ttran Nui Sap, Thoai Son District, An Giang Province Binh Khanh Ward, Long Xuyen City, An Giang ProvinceFounding date: 7 - 10 - 2009