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

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 December 25, 2008. [Xinhua]