Crew members of a navy helicopter prepare for the departure in Sanya, capital of South China's Hainan Province on Dec. 25, 2008.[Xinhua Photo] 

Soldiers of Chinese navy special force rank in an anti pirate drill on the deck of DDG-171 Haikou destroyer in Sanya, capital of South China's Hainan Province, on Dec. 25, 2008.[Xinhua Photo]