Thailand’s Department of Special Investigation (DSI) has issued an arrest warrant for Chinese businessman Wang Yicheng, accusing him of participating in a network that used illegal crypto mining operations to process proceeds from online scams and gambling activities.

Authorities said Wang was charged last year with theft and computer-related offenses and is believed to have left the country. Officials said international law-enforcement agencies are assisting efforts to locate him.

The warrant follows a Reuters investigation that examined Wang’s financial activities and political connections in Thailand. The report found that a crypto wallet registered in his name received more than $9 million from accounts identified by TRM Labs as being linked to pig-butchering investment scams.

Some of the scam activity identified by investigators was connected to KK Park, a notorious industrial complex on the Myanmar-Thailand border that has been linked to transnational cybercrime operations.

Thai investigators now describe Wang as a key figure in a network of Chinese investors allegedly involved in illegal crypto mining and money laundering.

Investigators said they uncovered the network while probing illegal crypto-mining facilities that allegedly consumed around $28 million worth of electricity. According to the DSI, the operation used unauthorized crypto mining