Adidas…said workers returned…to its factory run by Taiwanese-owned Yue Yuen Industrial Holdings Ltd., the world’s largest manufacturer of athletic shoes. More than 40,000 workers at Yue Yuen…went on strike in early April to protest underpayments into their social security and housing funds…Labor activists confirmed…that most Yue Yuen workers…had returned to work, though about 10,000 remained on strike. The workers have not reached a deal with Yue Yuen, which has offered to pay full contributions starting May 1. The company rejected workers’ demands for a 30 percent pay raise and back payments into their social security funds. It was unclear why most of the workers had returned to the job. Some labor activists said Yue Yuen management — assisted by police — forced the workers to return…Adidas said it was moving some of its production from Yue Yuen to other suppliers. But as production at Yue Yuen resumed…Adidas said in a statement that it remained committed to Yue Yuen and “to China as a sourcing country.” [also refers to Nike & New Balance]