0001078782-17-000646 RW 1 20170515 20170515 APT Systems Inc 0001543739 8742 990370904 DE 0131 RW NE 333-211404 17842021 505 MONTGOMERY STREET 11TH FLOOR SAN FRANCISCO CA 94111 (415)-200-1105 505 MONTGOMERY STREET 11TH FLOOR SAN FRANCISCO CA 94111 RW 1 rw051217_rw.htm FORM RW WITHDRAWAL OF REGISTRATION STATEMENT