[Qian Zhimin's Billion-Dollar Bitcoin Money Laundering Case to Begin Trial on September 29] According to Caixin, the trial for Qian Zhimin's billion-dollar Bitcoin money laundering case is scheduled to begin on September 29 at the Southwark Crown Court in London. This case is seen as a significant test for regulating cross-border financial crimes in the digital currency era. Currently, the UK Crown Prosecution Service's charges against Qian Zhimin are limited and do not involve fraud or money laundering accusations. Furthermore, there has been no substantial progress in related civil proceedings.