Made using waste aluminum cans, Gao's work includes 814 figures in the 28.8-meter-long and 1.3-meter-tall picture. [Photo/official Sina Weibo account of CCTV News]

Gao Baoan (R) from Linfen, Shanxi province, introduces his work of art that is made exclusively using aluminum cans on Feb 26. He explained some of his methods and techniques to a gathered audience. [Photo/sxrb.com]