Chinese President Hu Jintao (L) waves to naval vessels which are being reviewed while aboard the destroyer Shijiazhuang in waters off Qingdao, east China's Shandong Province, April 23, 2009. A parade displayed 25 naval vessels and 31 aircrafts of the PLA Navy, including two nuclear submarines, as part of a celebration to mark the 60th anniversary of the founding of the PLA Navy. [Xinhua]
