Commander of Chinese hospital ship "Peace Ark" Shen Hao (L, Front) shakes hands with local overseas Chinese at the Sihanoukville Autonomous Port, Cambodia, Sept. 24, 2013. Chinese hospital ship "Peace Ark" arrived at the Sihanoukville Autonomous Port on Tuesday as part of its overseas voyage to further enhance China-Cambodia ties and to provide medical services to local residents. [Photo/Xinhua]