As reported by The Wall Street Journal, Chinese government officials are investigating Apple suppliers and electronics manufacturers UniMicron and Foxconn after local environmental groups accused both of dumping large amounts of toxic heavy metals into nearby rivers. The area in question is an industrial district 40 miles west of Shanghai that has been a longtime area of electronics development, but has also recently been suspected of letting harmful pollutants into China's environment. Local officials are investigating plants owned by Taiwanese companies Foxconn Technology Group and UniMicron Technology Corp., said Ding Yudong, the vice director of the local arm of China's environmental regulator. The probe foll