India currency to HKD
Hey ,,Donu2019t get into the hassle of exchanging currency in India.
The best option would be to withdraw the required HKD once you land at HK.
There are umpteen number of ATMu2019s at the airport.
But, please remember to ring up your banker to activate international withdrawal on your debit card!
Indian currency to USD
visit any forex dealer and you can get it.
Most of the bank branches have forex transactions.
The banks charge very less exchange rate.
Before exchanging do enquire for the commission charged by the dealer.