A flag-raising ceremony is held on a square in front of Sansha city government's main building on Yongxing Island, a part of the Xisha Islands, in South China’s Hainan province, July 24, 2015. Nine islands and islets simultaneously held a flag-raising ceremony to celebrate the third anniversary of establishing Sansha city. Sansha, on Yongxing, one of the Xisha islands, was officially established in July in 2012 to administer the Xisha, Zhongsha and Nansha island groups and their surrounding waters in the South China Sea. (Photo: China News Service/Luo Yunfei)
