The co-founder of Super Micro Computer and two others were charged with diverting $2.5 billion worth of servers with Nvidia’s artificial intelligence chips to China, in violation of US laws barring exports to that country without a license.

Yih-Shyan Liaw, known as Wally; Ruei-Tsang Chang, known as Steven; and Ting-Wei Sun, known as Willy, were charged with conspiring to violate export control laws, smuggling goods from the US and conspiring to defraud the US.