Robots participate in a dragon dance at the 2016 Qingdao International Beer Festival in Qingdao, East China's Shandong province, Aug 1, 2016. [Photo/IC]

Robots are popular in China, serving as tools to attract attention. They always appear at all kinds of events and exhibitions.

At the ongoing Qingdao International Beer Festival, robots are serving visitors in the coastal city in East China's Shandong province.