The illuminated "Sunny Valley", a structure to harness solar energy, at the 2010 Shanghai World Expo site in Shanghai, February 7, 2010. [Photo/CFP]

A trainer plays with a tiger at Dalian Forest Zoo in Dalian, Liaoning province, February 7, 2010. [Photo/Agencies]

Some of the TOP 20 winning candidates pose during an activity to select Hot Spring Girl in Guangzhou, South China's Guangdong province, February 7, 2010. [Photo/CFP]

A stuntman (R) holds a broadsword glued to his belly as his partner whacks the broadsword with an iron rod during a stunt show at a temple fair to celebrate the upcoming Lunar New Year in Beijing February 7, 2010. [Photo/Agencies]