Chinese navy soldiers aboard the Zhoushan missile frigate say hello via light signal to Saudi Arab's Abha missile frigate on the Gulf of Aden, on August 4, 2009. Two frigates and a supply ship from the Chinese navy is on their escort mission to fend off Somali pirates. [Xinhua]

Saudi Arab's Abha missile frigate say hello via light signal to the Chinese navy's Zhoushan missile frigate on the Gulf of Aden, on August 4, 2009. Two frigates and a supply ship from the Chinese navy is on their escort mission to fend off Somali pirates on the Gulf of Aden. [Xinhua]