FILE PHOTO: A display screen shows share prices at Shenzhen Stock Exchange, in the southern Chinese city of Shenzhen in Guangdong province July 27, 2009. REUTERS/Tyrone Siu (CHINA)
FILE PHOTO: A display screen shows share prices at Shenzhen Stock Exchange, in the southern Chinese city of Shenzhen in Guangdong province July 27, 2009. REUTERS/Tyrone Siu (CHINA)