now POSB have promotionof 5-year annual fee waiver
POSB MasterCard Debit, nolimit
this card can link to either DBS Savings Plus; DBS Autosave or POSB Passbook Savings.
application form:
http://www.dbs.com/cards/apply/posbdebit.pdf
application form:
http://www.dbs.com/cards/apply/posbdebit.pdf