Hong Kong dollar and U.S. dollar fixed deposits approved by the Hong Kong Monetary Authority;
Large-denomination certificates of deposit with a maturity less than one year;
Government bonds or quasi-government bonds with a remaining term less than two years;
Bonds with an investment-grade rating (Moody's rating of Baa3 or above, S&P rating of BBB- or above, Fitch rating of BBB- or above) and a remaining term less than one year. If the relevant debt security itself does not have a credit rating, the credit rating of the issuer of the debt security can be referred to.