may b my 2nd aor has been lost from chc singapore,,,,,,one of my frnd, whose app received by chc on 19 april, he got the aor on 28 april,,,,,,,mine was received on 7 april, 2010;,,,,,,,,,,till todat i did nt get any aor from singapore......what can i do,,,,,,need to send any email by referring cio ref. no,,,,,,what u suggest,??????thanks....