The Canadian Dollar (CAD) is the official currency of Canada and has been in circulation since 1858. It is represented by the ISO 4217 code CAD, and its symbols include $ or C$. The issuance and management of the Canadian Dollar are the responsibility of the Bank of Canada. Currently, there are banknotes in denominations of 5, 10, 20, 50, and 100 dollars, along with coins in values of 1, 5, 10, 25, 50 cents, and 1, 2 dollars.As Canada has consistently been one of the preferred destinations for Hong Kong residents for both tourism and immigration, the demand for exchanging Canadian dollars has been consistently high. All currency exchange stores in Hong Kong facilitate the exchange of Canadian dollars.

The Russian Ruble (RUB) is the official currency of Russia, first introduced in 1992. It is identified by the ISO 4217 code RUB and is commonly represented by the symbol ₽. The issuance and management of the Russian Ruble are overseen by the Bank of Russia, which is the central bank of the Russian Federation. Currently, circulating banknotes include denominations of 5, 10, 50, 100, 200, 500, 1000, 2000, and 5000 Rubles. There are also coins in denominations of 1, 2, 5, and 10 Rubles, as well as 1, 5, 10, and 50 Kopecks. The Kopeck is the subsidiary currency of the Russian Ruble, with 100 Kopecks being equivalent to 1 Russian Ruble. According to Passto's statistics, there are 8 money changers across Hong Kong where you can buy and sell Russian Ruble.