New York-based China Labor Watch says several iPhone 5 production lines at Foxconn's Zhengzhou factory are paralyzed after 3,000-4,000 workers went on strike after finding the new demands difficult to meet. They're also angry they were being forced to work during the Golden Week holiday.
Taiwan-based Foxconn Technology Group manufactures iPhones in China. The iPhone 5 debuted in September.
China Labor Watch says workers beat quality control inspectors, who also carried out a work stoppage after management ignored their complaints.
Last month, a brawl involving 2,000 workers broke out at Foxconn's factory in China's Taiyuan city.Suggest a correction