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The Anatomy of a Money Laundering System
In December 2025, the National Bank of Cambodia revoked the license of Huione Group and liquidated its assets. By doing so, they shut down what the United States authorities had identified as one of the world’s most important hubs for laundering criminal money. The move came roughly a month after the U.S. Treasury blacklisted the group, and only after a New York Times investigation in March had exposed its inner workings. By then, Huione was believed to have laundered more than $4 billion in illicit profits since August 2021.
Credits: ICIJ
The question here, is why did it take so long? Huione had operated in plain sight for years as a licensed payment provider. Its shutdown is being celebrated as a victory, but it reads just as easily as an indictment. An indictment of an anti-money laundering (AML) system built almost by design to miss exactly this kind of institution.
Legitimate Business as Disguise
Huione was not an underground operation. It was a polished, well-established financial institution in Cambodia. It had subsidiaries spanning payments, a cryptocurrency marketplace, and other ventures. The legitimate business was the disguise. Behind it sat a covert network of laundering hubs, platforms, and online markets. In effect, it became a “one-stop shop” for cleaning dirty money.
The story of the scam can be traced by following the customers. Proceeds from “pig-butchering” investment scams, cyber heists carried out by North Korean hackers, and ordinary online fraud all moved through the same conduits. FinCEN found Huione had laundered at least $37 million tied to heists by the Democratic People’s Republic of Korea and tens of millions more from virtual-currency scams. Its marketplace alone has been linked to more than $26 billion in cryptocurrency transactions since 2021. Analytics firm Elliptic described it as the largest illicit online marketplace in the world. This was industrial-scale laundering, hidden inside a licensed firm and stitched into a broader criminal economy. In October 2025 the U.S and U.K targeted it with sanctions against the Cambodia-based Prince Group and its chairman, Chen Zhi.
Credits: China’s ministry of public security/AFP/Getty Images
The Loophole around AML Reporting
So how did it run for so long? Part of the answer is structural. The core of AML reporting is the suspicious transaction report (STR). STRs were designed for payment transactions, they capture little beyond the parties, the amount, and the currency. They are poorly suited to the document-heavy world of trade finance. In this world, a single shipment can generate twenty or thirty pages of letters of credit, invoices, and bills of lading. The laundering itself hides in mispriced goods, rather than in the payment itself.
Cross-Border Evasion
Cryptocurrency amplifies the problem, routing value through channels that legacy reporting was never built to see. On top of this, financial intelligence units (FIUs) are buried under “defensive” filings. These are often low-quality reports that banks submit chiefly to avoid fines, which then clog the system without adding intelligence. And because money laundering crosses borders by design, while data-sharing between jurisdictions remains legally constrained, even good intelligence often stops at the national line.
Political Failure
But the deeper failure is political. No reporting framework can compensate when a state is complicit. The United States, the United Kingdom, and Amnesty International have all pointed to Cambodian state involvement. Amnesty’s 18-month investigation documented at least 53 scamming compounds and found “a pattern of state failures,” while police “rescues” that were merely “for show” and evidence of collusion between compound bosses and local authorities.
The money Huione laundered was generated, in part, by people held against their will. Survivors described being trafficked, beaten, and forced to run scams inside prison-like compounds, with Amnesty concluding that dozens had been subjected to conditions amounting to slavery under international law. When the government that licenses an institution is also shielding the crimes that institution serves, suspicious-transaction reporting is simply not the mechanism that will stop it.
Trying to Give a Blind System Eyes
There is a more hopeful counterpoint, and it reframes the entire problem. A pilot run by the Asian Development Bank and the UN Office on Drugs and Crime added trade-specific data fields to STRs in five Asian countries. The results were dramatic. Bangladesh recorded a 148% increase in trade-based money-laundering (TBML) reports. Pakistan’s monthly volume jumped by roughly 398%.
Crucially, this surge did not reflect a spike in crime. It reflected better reporting, finally capturing what had been there all along. The laundering was always happening. The system simply could not see it. If modest improvements across five countries can surface that much hidden activity, then global TBML figures are almost certainly a vast undercount. The lesson cuts both ways. The tools can work far better than they currently do which means the years of blindness around Huione were a choice about investment and priorities, not an inevitability.
International Pressure as the Solution?
Which leads back to the original question. Does Huione’s shutdown signal genuine systemic reform, or surface-level compliance under international pressure? The evidence so far points more toward the latter. The action came only after a newspaper investigation and coordinated US-UK sanctions forced Cambodia’s hand. Chen Zhi remains at large, with a fortune that analysts estimate in the tens of billions, and the scam compounds continue to operate, still defrauding victims, including US citizens.
Closing one institution, however large, does not rebuild the detection systems that let it thrive. Nor does it dissolve the complicity that protected it. Real reform would require trade-and crypto-aware reporting, properly resourced FIUs, and cross-border cooperation that does not stall at sovereignty. All of this, paired with genuine political will in the jurisdictions where this industry is based, is required. Huione’s closure shows what sustained pressure can accomplish.
Questions
Should international cooperation on financial crime go further? And if so, what would countries need to give up, in data-sharing or sovereignty, to make it work?
Do private businesses, such as banks, payment providers, and crypto platforms, hold a responsibility to cooperate across borders? Or is policing money laundering ultimately the job of the governments?
Should countries such as the United States and the United Kingdom intervene in Cambodia’s affairs to disrupt these networks, or does outside pressure risk overstepping?
Please read the following for more information
Selam Gebrekidan (2026). The Fall of a Cambodian Money-Laundering Giant. The New York Times
UNODC (2024) Transnational Organized Crime and the Convergence of Cyber-Enabled Fraud, Underground Banking and Technological Innovation in Southeast Asia: A Shifting Threat Landscape
Elliptic (2026) Behind the FBI case against Huione: the $134 billion marketplace and money laundering operation exposed by Elliptic
