FT's investigation sheds light on massive underground banking system setup by Chinese nationals, to launder money, help avoid Chinas capital controls ... and move drugs.

And its international. It's not like Chinese nationals have left Italy all of the sudden...
https://image.nostr.build/9f9d818907b8deb2e53deafde3e41d92d2fa3bc51f444cc8fba3f88a4d181bf8.jpg

"Once the bank transfers reach China. .. also difficult to collaboration with Chinese authorities to trace the money" Milan Prosecutor