Sun Danyong, a 25-year-old Foxconn employee and HIT graduate, jumped to his death from the 12th floor at about 3:33 a.m. on July 16, citing a missing iPhone. One of the 16 iPhone prototypes that the company had sent to Apple was missing, and he jumped to his death under pressure while being investigated by the company's environmental safety class. However, the previous day, his college classmates sent chat records in the hours before the incident, Posting that Sun Danyong had been illegally searched, detained and beaten during the investigation, which triggered a hot debate on the Internet. Yesterday, the Southern Metropolis Daily reporter went deep inside Foxconn to investigate the truth of the entire incident