Up to 40,000 workers are participating in a strike in Dongguan, southern China, in a dispute over unpaid social insurance benefit. The strike began on 14 April and has steadily increased in size since. The workers, who are employed by Yue Yuen Industrial Holdings, make trainers for companies like Nike, Adidas, New Balance, and Puma, at a huge factory in the central Guangdong province. Yue Yuen Industrial had sales of more than $7.58 billion in 2013. The strike is one of the biggest in China's history. One striker, who spoke to the New York Times , said she takes in about 1,300 renminbi, or...