Hong Kong is now getting serious. Just saw a regulatory change worth noting: The Hong Kong Monetary Authority is requiring banks to implement three new review measures for investment accounts opened by mainland investors. The key points are threefold: ① Retroactive review to January 2023 Any investment accounts opened using suspicious or forged documents will be identified and closed. ② Clearance of “shell accounts” Investment accounts with zero asset balances as of May 22, 2026, and no active trading activity in the past 12 months may be closed. ③ Written declaration required for new accounts Applicants must confirm that investment and settlement funds originate from legitimate sources outside mainland China. Many assume this is just a routine compliance upgrade. But what truly matters is this: Hong Kong is further tightening its regulatory chain for investment accounts. Identity verification, source-of-funds review, and historical account scrutiny— all are being strengthened simultaneously. Note that these measures target investment accounts, including those for securities, funds, and other investment functions. Standard savings accounts, term deposits, credit cards, and loan accounts are not affected. Many individuals who have conducted cross-border investments through Hong Kong over the past few years may need to reassess their account compliance status. The wind appears to be shifting. Many still haven’t realized—this may just be the beginning.