China's largest fishery administration vessel, China Yuzheng 311, arrives in the Xisha Islands March 17, 2009. The vessel will patrol the South China Sea.[Xinhua]
![China's largest fishery administration vessel, China Yuzheng 311, arrives in the Xisha Islands March 17, 2009. The vessel will patrol the South China Sea.[Xinhua]](http://images.china.cn/attachement/jpg/site1007/20090318/000bcdb95f1d0b2a8c2d01.jpg "China's largest fishery administration vessel, China Yuzheng 311, arrives in the Xisha Islands March 17, 2009. The vessel will patrol the South China Sea.[Xinhua]")