Warships of the second group of Chinese navy escort ships are seen in the sunrise in the Gulf of Aden on April 13, 2009. The flotilla converged with the first group of Chinese navy escort ships in the Gulf of Aden on Monday. [Xinhua]

The destroyer DDG-167 Shenzhen (L) of the second group of Chinese navy escort ships and destroyer DDG-169 Wuhan of the first group sail in the Gulf of Aden on April 13, 2009. The second group of Chinese navy escort ships converged with the first group of Chinese navy escort ships in the Gulf of Aden on Monday. [Xinhua]