On August 5 , 2008 , Japanese media revealed that some Chinese people who had eaten the recalled Chinese dumplings made by Tianyang Food had also become sick after the incident in Japan , in mid-June 2008 ; the cause was again found to have been methamidophos contamination . The Chinese government alerted the Japanese government to this fact just before the 34th G8 summit in July 2008 . The '' Yomiuri Shimbun '' reported that this incident has increased the suspicion of foods produced in China
34th G8 summit
34th G8 summit
Food safety incidents in China