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 Singapore Dollar (SGD) is the official currency of Singapore, first introduced in 1967. It is identified by the ISO 4217 code SGD and is commonly represented by the symbols $ or S$. The issuance and management of the Singapore Dollar are overseen by the Monetary Authority of Singapore. Commonly used banknote denominations include 2, 5, 10, 50, and 100 dollars. Additionally, there are coins in denominations of 5 cents, 10 cents, 20 cents, 50 cents, and 1 dollar. All money changers in Hong Kong facilitate the buying and selling of Singapore Dollar.