Founder of short-seller Muddy Waters Research, Carson Block, claimed on Tuesday that Chinese economic data lacked credibility following the release of China … Block is known for documenting and alleging fraudulent accounting practices in publicly traded Chinese companies. Investing; Short seller Block takes on Paulson, Greenberg in China. Carson Block, a gangster rap enthusiast who doesn’t like to give his exact address because he said he’s received death threats, is taking responsibility for billions of dollars in stock declines that have left everyone from John Paulson to Hank Greenberg nursing losses Bloomberg Technology published this video item, entitled “Why Carson Block Says China’s Joyy Is a ‘Fraud’ and a ‘Zero'” – below is their description. Carson Block is a short-seller, investor and the founder of Muddy Waters Research. Carson Block is arguably the world's "most feared short-seller and fraud-sniffing dog", whose ten-year "reign of terror" spread from China to France, says Jon Shazar on Dealbreaker. Nov.23 -- Carson Block, chief executive officer and chief investment officer at Muddy Waters, alleges the vast majority of the revenue that Chinese livestreaming video giant Joyy Inc. books is fake. Breadcrumb Trail Links. On December 21, 2017 Hedge Fund Short Seller Carson Block issued a blistering attack on a Chinese on-line financial firm CIFS (CIFS.NASDAQ), claiming that CIFS overstated its revenue by 500%.. According the company profile on Yahoo Finance, CIFS “provides financial advisory services to meet the financial and capital needs of small-to-medium sized enterprises in the People’s Republic of China. He speaks with Bloomberg's Erik Schatzker on Why Carson Block Says China’s Joyy Is a 'Fraud' and a 'Zero' 23 November 2020, 10:51 am Nov.23 -- Carson Block, chief executive officer and chief investment officer at Muddy Waters, alleges the vast majority of the revenue that Chinese livestreaming video giant Joyy Inc. books is fake.