Navy crews wave at the bridge of destroyer Jinan as they return to a military port in Zhoushan, east China's Zhejiang Province, Feb. 5, 2016. The 152 Naval Fleet, comprised of destroyer Jinan, frigate Yiyang and supply ship Qiandaohu, returned home on Friday after escort missions in Somalian waters and a circumnavigation of the world that took them 309 days. (Photo: Xinhua/Zeng Tao)
