Chinese authorities busted a “cross-border gambling ring” with illegal operations extending to Laos and Myanmar.

Reuters reported the syndicate were allegedly responsible for smuggling 400 Chinese national out of the mainland and into Laos and Myanmar, which is in violation of the Chinese law.

The smuggled Chinese nationals were either brought to the said Southeast Asian countries either to work there or to gamble in casinos. The gamblers were believed to have wagered more than RMB500 billion (US$72.56 billion), according to the report.

In Jincheng city in Shanxi province, authorities reportedly rounded up at least 94 people.