Peng Liyuan (C, front), wife of Chinese President Xi Jinping, works on a piece of Suzhou embroidery with the wives of foreign leaders who are here to attend the opening ceremony of Nanjing 2014 Youth Olympic Games, during their visit to the Nanjing Museum in Nanjing, the capital of East China's Jiangsu province, Aug 16, 2014. [Photo/Xinhua]