May 22, 2024
            
                 Ringleader and Company Insider Plead Guilty to Defrauding Biochemical Company and Diverting Products to China Using Falsified Export Documents 
            
            
                
                The Justice Department today announced that Pen Yu, also known as Ben Yu, 51, of Gibsonton, Florida, and Gregory Muñoz, 45, of Minneola, Florida, have each pleaded guilty to one count of wire fraud conspiracy for their roles in a scheme to fraudulently procure deeply discounted products from Massachusetts biochemical company Sigma-Aldrich Inc., doing business as MilliporeSigma, and export them to China using falsified export documents.