Chinese Vice Premier Li Keqiang (2nd L) rings the bell together with Lao Prime Minister Bouasone Bouphavanh to declare the open of Laos Pavilion ahead of the 6th China-ASEAN Exposition (CAEXPO) in Nanning, capital of southwest China's Guangxi Zhuang Aotonomous Region, on Oct. 19, 2009. (Xinhua/Liu Weibing)

Chinese Vice Premier Li Keqiang (C, Front) pays a visit to the exhibition hall of the 6th China-ASEAN Exposition (CAEXPO) in Nanning, capital of southwest China's Guangxi Zhuang Aotonomous Region, on Oct. 19, 2009. (Xinhua/Liu Weibing)

Chinese Vice Premier Li Keqiang (R, Front) and Lao Prime Minister Bouasone Bouphavanh (L, Front) visit the Laos Pavilion at Nanning International Convention and Exhibition Center ahead of the 6th China-ASEAN Exposition (CAEXPO) in Nanning, capital of southwest China's Guangxi Zhuang Aotonomous Region, on Oct. 19, 2009. (Xinhua/Liu Weibing)