SHANGHAI, China (CNN) -- When Shi Rui Huan was led through the back entrance of a China Mobile store on the first day of April last year, he had no idea that he was about to be at the center of one of the most significant events in the history of telecommunications in China. Shi Rui Huan, aka, 'the 3G guy' shows off his 3G phone. Will millions of other Chinese follow his lead? And he also had no idea that he had just become the victim of the ultimate April Fool's joke. One of his friends had called the...