Wang Xiaodong, secretary of the Communist Party of China Beihai city committee, delivers a speech on the Mayors' Forum on Pan-Beibu Gulf Regional Economic Cooperation in Beihai, a city in southwest China's Guangxi Zhuang Autonomous Region, on August 8, 2009.  [Xinhua]

Sun Xianyu, counsellor of China's Foreign Ministry, delivers a speech on the Mayors' Forum on Pan-Beibu Gulf Regional Economic Cooperation in Beihai, a city in southwest China's Guangxi Zhuang Autonomous Region, on August 8, 2009.[Xinhua]