Chinese President Hu Jintao (3rd R), Kazakh President Nursultan Nazarbayev (3rd L), Tajik President Emomali Rakhmonov (2nd R), Russian President Vladimir Putin (2nd L), Kyrgyz President Kurmanbek Bakiyev (1st R) and Uzbek President Islam Karimov pose for a group photo ahead of the summit talks of the Shanghai Cooperation Organization (SCO) at Shanghai International Convention Center in Shanghai, east China on June 15, 2006. (Xinhua Photo)

　　Heads of the six member countries of the Shanghai Cooperation Organization (SCO), heads and representatives from the four observer countries of SCO, guests of the host country, and representatives of some international organizations which have ties with SCO pose for a group photo at Shanghai International Convention Center in Shanghai, east China on June 15, 2006. (Xinhua Photo)

　　Heads of the six member countries of the Shanghai Cooperation Organization (SCO), heads and representatives from the four observer countries of SCO, guests of the host country, and representatives of some international organizations which have ties with SCO pose for a group photo at Shanghai International Convention Center in Shanghai, east China on June 15, 2006. (Xinhua Photo)

　　Chinese President Hu Jintao (3rd R), Kazakh President Nursultan Nazarbayev (3rd L), Tajik President Emomali Rakhmonov (2nd R), Russian President Vladimir Putin (2nd L), Kyrgyz President Kurmanbek Bakiyev (1st R) and Uzbek President Islam Karimov pose for a group photo ahead of the summit talks of the Shanghai Cooperation Organization (SCO) at Shanghai International Convention Center in Shanghai, east China on June 15, 2006. (Xinhua Photo)

　　Russian President Vladimir Putin (2nd, R) talks with Uzbek President Islam Karimov after a group photo at Shanghai International Convention Center in Shanghai, east China on June 15, 2006. (Xinhua Photo)

　　Photo taken on June 15, 2006 shows the group talk of the sixth summit meeting of the Shanghai Cooperation Organization (SCO) held at Shanghai International Convention Center in Shanghai, east China on June 15, 2006. (Xinhua Photo)

　　Kazakh President Nursultan Nazarbayev (C) attends the sixth summit of the Shanghai Cooperation Organization (SCO) at Shanghai International Convention Center in Shanghai, east China on June 15, 2006. (Xinhua Photo)

　　Kyrgyz President Kurmanbek Bakiyev (C) attends the sixth summit of the Shanghai Cooperation Organization (SCO) at Shanghai International Convention Center in Shanghai, east China on June 15, 2006. (Xinhua Photo)

　　Russian President Vladimir Putin (front) attends the sixth summit of the Shanghai Cooperation Organization (SCO) at Shanghai International Convention Center in Shanghai, east China on June 15, 2006. (Xinhua Photo)

　　Tajik President Emomali Rakhmonov (front) attends the sixth summit of the Shanghai Cooperation Organization (SCO) at Shanghai International Convention Center in Shanghai, east China on June 15, 2006. (Xinhua Photo)

　　Uzbek President Islam Karimov attends the sixth summit of the Shanghai Cooperation Organization (SCO) at Shanghai International Convention Center in Shanghai, east China on June 15, 2006. (Xinhua Photo)

　　Mongolian President Nambaryn Enkhbayar (R) attends the sixth summit of the Shanghai Cooperation Organization (SCO) at Shanghai International Convention Center in Shanghai, east China on June 15, 2006. Mongolia, India, Pakistan and Iran are observer countries of SCO. (Xinhua Photo)

　　Pakistani President Pervez Musharraf (front) attends the sixth summit of the Shanghai Cooperation Organization (SCO) at Shanghai International Convention Center in Shanghai, east China on June 15, 2006. Pakistan, together with Mongolia, India, and Iran, are observer countries of SCO. (Xinhua Photo)

　　Iranian President Mahmud Ahmadinejad (front) attends the sixth summit of the Shanghai Cooperation Organization (SCO) at Shanghai International Convention Center in Shanghai, east China on June 15, 2006. Iran, together with Mongolia, Pakistan, and India, are observer countries of SCO. (Xinhua Photo)

　　Indian Minister of Petroleum and Natural Gas Murli Deora (front) attends the sixth summit of the Shanghai Cooperation Organization (SCO) at Shanghai International Convention Center in Shanghai, east China on June 15, 2006. Mongolia, India, Pakistan and Iran are observer countries of SCO. (Xinhua Photo)

　　Afghan President Hamid Karzai (C) attends the sixth summit of the Shanghai Cooperation Organization (SCO), as guest of the host country, at Shanghai International Convention Center in Shanghai, east China on June 15, 2006. (Xinhua Photo)