The picture taken on January 22, 2010 shows "Maanshan" Warship convoys Chinese merchant ships in the Gulf of Aden. The frigate is on an escort mission as part of a Chinese naval flotilla. [Xinhua]

Chinese navy soldiers check a doubtable yacht in the Gulf of Aden, on January 22, 2010. The frigate is on an escort mission as part of a Chinese naval flotilla. [Xinhua]