China’s dealers of precious metals and gemstones – including gold, diamonds and rubies – must comply from today with a new regulation, as the scope of Beijing’s anti-money-laundering operations widens and authorities move to counter such criminal activity by plugging creative loopholes.Transactions involving precious metals and gems that exceed a certain threshold will need to be reported to the nation’s financial crime watchdog.In this explainer, the Post delves into China’s latest...