Chinese naval soldiers take part in a contest of tag-of-war on the deck of destroyer "Haikou" in the Gulf of Aden, in March 2009. The Chinese convoy, consisting of two missile destroyers and a supply vessel, departed on December 26, 2008 from Sanya in south China's Hainan Province for mission in the unrestive sea to protect passing ships against pirates. [chinadaily.com.cn]