Revelers toast one another at the 31st Qingdao International Beer Festival in Qingdao West Coast New Area on July 30. The annual celebration features artistic performances, opportunities for business and cultural exchange, and more than 1,600 kinds of beer from around the world. [Photo/VCG]

Performers entertain visitors during the 31st Qingdao International Beer Festival at the Golden Beach Beer City in West Coast New Area. Initiated in 1991, the annual beer festival has become a major event in the city's calendar and has evolved into one of four largest beer festivals in the world. [Photo/VCG]

Foreigners enjoy their beers during the 31st Qingdao International Beer Festival in Qingdao West Coast New Area on July 30. More than 400 activities, ranging from international exchange to trade events, fashion shows and parades, have been planned for this year's celebration. [Photo/VCG]

Performers from China's ethnic groups are seen in their costumes as they perform during the 31st Qingdao International Beer Festival on July 30. [Photo/VCG]

A customer browses foreign beers during the Qingdao International Beer Festival in Qingdao West Coast New Area on July 30. [Photo/VCG]

Visitors from home and abroad enjoy the carnival atmosphere during the 31st Qingdao International Beer Festival. [Photo/VCG]

A visitor poses for a photo at the Golden Beach Beer City in West Coast New Area. [Photo/VCG] 

A singer performs at a beer tent during the 31st Qingdao International Beer Festival. [Photo/VCG]