chao cac ban !
minh rat cam on cac ban da gui bai dong viec cho minh .nhung luc nghi the nay minh rat can nhung loi gop y cua cac ban .bay gio thi minh da thay thoa mai di nhieu roi .cam on tat ca cac ban . chuc cac ban thanh cong tren moi lich vuc . chao than ai
