Public was the bank I was thinking of
1% Visa-collected fee reimbursment
http://www.publicbank.com.hk/upload_...tcardfee_e.pdf
0.6% cash rebate (not 0.4% vouchers sorry)
http://www.publicbank.com.hk/en/retail/card
Anything with miles charges 1.95-2% (1.85% for Fubon but they have that cap on foregin spend)