Thailand Expands Crypto Mining Probe Into Alleged $300M Laundering Network

Thailand’s Department of Special Investigation has expanded a probe into an alleged Chinese “grey capital” network that authorities say used illegal crypto mining and cash mules to launder more than $300 million a year.

The case matters because it places crypto mining infrastructure inside a wider enforcement story about illicit finance. For readers and the crypto sector, the allegation highlights how authorities are increasingly looking beyond trading platforms and wallets to examine the physical and operational systems that can support money laundering.

According to the DSI, the network relied on illegal mining activity alongside cash mule operations. That combination suggests investigators are treating the case as more than a simple energy or licensing violation, framing it instead as part of a larger financial crime network.

The source material does not provide further detail on arrests, asset seizures, or specific companies involved. It also does not identify crypto prices, affected tokens, or any market impact tied to the investigation.

For Thailand, the expanded probe adds to the broader regional scrutiny of crypto-linked crime, particularly where digital assets intersect with cross-border capital flows. The outcome may shape how local authorities monitor mining operations and financial intermediaries tied to crypto activity.