Vao dau 2008 gia PVC la 150 bay gio 34 hic. qua re trong khi day PVC con nhieu tien mat - khong co no. Chiem 95% thi truong - khong co canh tranh. Khong co nhieu CP o ngoaikhoang 200 000 CP. Gom khan truong.PVC tien toi 50-60 la ngay mai thoi.