Tourists enjoy themselves at the 21st International Beer Festival at the beer city in Qingdao, east China's Shandong Province, Aug. 14, 2011. Qingdao's 21st International Beer Festival, a 16-day event, opened on Saturday, in which over 200 kinds of beer products of 20 well known brands are presented for beer lovers. A total of 77 tons of beer were sold during its first day. [Xinhua/Li Ziheng]