Stuntwomen from the Breitling Wingwalkers, a European aerobatic team, go through their paces on two biplanes at the opening of the Zhuhai Airshow in Guangdong province on Nov 13, 2012. [Photo by Li Jianshu / For China Daily]

A construction worker installs scaffolding on the top of a building at sunset in Shanghai, Nov 13, 2012. [Photo/Agencies]