Wu Bangguo (C), chairman of the Standing Committee of China's National People's Congress, China's top legislature, and his wife Zhang Ruizhen (R) pose for a group photo with Abdelouahed Radi, chairman of the Chamber of Representatives of Morocco, who is here attending the ceremony for the China National Pavilion Day held at the Expo Center in World Expo Park, in Shanghai, east China, Oct. 1, 2010. [Xinhua/Li Tao]