wow they finally replied! just 2mins ago...
this was their reply.
Dear Mr
XXXX
Thank you for your
email.
Please be informed
that we are looking into the matter and would revert as
soon as we can.
We thank you for your
patience and kind understanding.
Yours
sincerely
XXXXXXXX
Corporate Communications
Supervisor
so what are they going to do?? it's a mystery! plant
more PRCs everywhere? what should i reply them?
"thank you. that took a while." 
They'll revert to using Singaporeans 