According to ChainCatcher, citing the Hong Kong Commercial Report, the Hong Kong Police conducted an arrest operation codenamed "World Class" in the Yau Tsim area from March 10 to 19, successfully cracking down on a series of fraud and money laundering activities. The operation solved 45 cases, with a total of 54 suspects arrested, involving an amount of up to 1.94 billion Hong Kong dollars.

The highest-value case was a virtual currency investment fraud targeting foreign nationals, involving an amount of 72 million Hong Kong dollars. Victims were lured into investing in virtual currency and transferring funds to designated bank accounts. The police have arrested two mainland Chinese women (aged 30 and 34), who claimed to be a housewife and a businesswoman respectively, and they were charged with money laundering at the Kowloon City Magistrates' Court on March 11.