Zhimin Qian, a 45-year-old woman, has pleaded guilty to charges related to a multi-billion-pound bitcoin money laundering operation in the United Kingdom. The case involves what is believed to be the largest single cryptocurrency seizure in the world, with authorities confiscating 61,000 bitcoins, currently valued at over £5 billion.
The cryptocurrency originated from a large-scale fraud scheme orchestrated by Qian in China between 2014 and 2017, which affected approximately 128,000 victims. Qian admitted to acquiring and possessing the criminal property at Southwark Crown Court.
Key Takeaways
- Zhimin Qian, 45, pleaded guilty to acquiring and possessing criminal cryptocurrency between October 2017 and April 2024.
- UK authorities seized 61,000 bitcoins, now worth over £5 billion, in what is considered the world's largest single crypto seizure.
- The funds were proceeds from a fraud scheme in China that victimized 128,000 individuals.
- Qian's accomplice, Jian Wen, was previously sentenced to over six years in prison for her role in the money laundering scheme.
The Chinese Investment Fraud Scheme
The case against Zhimin Qian stems from her activities in China between 2014 and 2017. During this period, she orchestrated a fraudulent investment scheme that ultimately defrauded 128,000 people of their savings.
After collecting the funds, Qian converted the proceeds into bitcoin. In 2017, as Chinese authorities closed in, she fled the country using a fraudulent St. Kitts and Nevis passport and entered the United Kingdom.
From Fugitive to UK Resident
Upon arriving in the UK, Qian, also known as Yadi Zhang, sought to integrate the illicit funds into the legitimate financial system. She enlisted the help of Jian Wen, a 43-year-old Chinese national working at a takeaway restaurant, to begin the process of laundering the vast sums of cryptocurrency.
Uncovering the UK Money Laundering Operation
The UK-based operation began to unravel in 2018. Authorities were alerted to suspicious activity when Qian's associate, Jian Wen, attempted to purchase high-value properties in London without a credible source of income. This triggered an investigation by the Metropolitan Police.
Investigators raided a six-bedroom mansion in Hampstead, north London, where both women were living. During the search, they discovered and seized several digital devices. These devices contained wallets holding a staggering 61,000 bitcoins.
At the time of the seizure, the value of the bitcoin was significant, but its value has since surged. As of mid-2024, the 61,000 bitcoins are worth more than £5 billion, making this one of the most valuable asset seizures in UK history.
Following the 2018 raid, Qian went on the run, evading law enforcement for five years before she was eventually located and arrested. Her accomplice, Wen, was arrested earlier and faced trial.
The Role of the Accomplice
Jian Wen, who had moved to the UK in 2007, lived a modest life before meeting Qian. She worked at a Chinese takeaway in south-east London before moving into the Hampstead mansion with Qian in September 2017.
Wen's lifestyle changed dramatically as she assisted in the laundering efforts. She drove a Mercedes and enrolled her son in a private school. During her trial, Wen claimed she had been deceived by Qian, believing the wealth came from a legitimate jewellery business and mining operations.
However, a jury convicted her of one count of money laundering. In May 2024, she was sentenced to six years and eight months in prison. In a separate order, a judge mandated that Wen must repay over £3 million from the proceeds of the crime or face an additional seven years in jail.
Legal Proceedings and Official Statements
Zhimin Qian appeared at Southwark Crown Court, assisted by a Mandarin interpreter, where she entered her guilty plea. She admitted to acquiring and possessing criminal property. A sentencing date has not yet been set.
Officials from the Metropolitan Police have highlighted the scale and complexity of the case. It required extensive international cooperation, particularly with law enforcement agencies in China, to trace the origins of the funds.
"This is one of the largest money-laundering cases in UK history and among the highest-value cryptocurrency cases globally," said Will Lyne, head of the Met’s economic and cybercrime command. "Through a meticulous investigation and unprecedented cooperation with Chinese law enforcement, we were able to obtain compelling evidence of the criminal origins of the cryptoassets Qian attempted to launder in the UK."
The lead investigator also commented on the lengthy and difficult process of bringing Qian to justice.
"Today marks the result of years of painstaking work," stated DS Isabella Grotto. "When our team located Zhimin Qian, she had been evading justice for five years, and her arrest triggered a complex investigation requiring evidence from multiple jurisdictions and the careful review of thousands of documents."
The conviction of Qian marks a significant milestone in a case that spans multiple continents and involves one of the largest financial frauds of its kind converted into cryptocurrency. The focus now turns to her sentencing and the process of addressing the losses of the thousands of victims in China.





