French President Nicolas Sarkozy (2nd L) applauds during the signing ceremony between Shanghai Shentong Metro. Co., Ltd and French Alstom company on purchasing signal equipment for Shanghai's metro line 10 in Shanghai, Nov. 27, 2007. Sarkozy left Shanghai Tuesday, concluding his three-day state visit to China.  [Xinhua Photo]

Yu Zhengsheng (R), member of the Political Bureau of the Central Committee of the Communist Party of China (CPC) and secretary of the CPC Shanghai Municipal Committee, meets with French President Nicolas Sarkozy in Shanghai, Nov. 27, 2007.[Xinhua Photo]

French President Nicolas Sarkozy poses for photographers during his visit to the Bund Area in Shanghai, Nov. 27, 2007. [Xinhua Photo]

French President Nicolas Sarkozy (C) gestures while attending a reception held by the French community in Shanghai, Nov. 27, 2007. [Xinhua Photo]

French President Nicolas Sarkozy (3rd L) speaks at a reception held by the French community in Shanghai, Nov. 27, 2007.[Xinhua Photo]