The 9th China Joy, a digital entertainment expo and conference, kicked off in Shanghai on July 28, 2011.

A total of 300 online game producers from more than 50 countries and regions joined in the event, which is expected to attract 200,000 visitors.

Show girls pose at the 9th China Joy , a digital entertainment expo and conference, in Shanghai, July 28, 2011. [Photo / CFP]