Workers at a plant in Foshan, Guangdong province, that makes transmissions for Honda won pay increases of 24% to 34% after going on strike for two weeks.
Doctors at two regional health centres said they had received patients in the past from the Foshan factory of Osram, a big manufacturer serving the British market.
Last week, a student intern reportedly committed suicide at Chimei Innolux company in Foshan, a branch company of Hon Hai Precision Industry, which also owns Foxconn.