People who are representing companies, which Chinese multimillionaire Chen Guangbiao claims pollute the environment, pose with signs in front of discarded fireworks packaging, during an event organized by Chen to publicly "shame" them and promote awareness on air pollution, in Nanjing, Jiangsu province, Feb 21, 2013.[Photo/Agencies]

Chinese multimillionaire Chen Guangbiao (C) speaks to the media as people representing companies, which Chen claims pollute the environment, pose in front of discarded fireworks packaging, during an event organized by Chen to publicly "shame" them and promote awareness on air pollution, in Nanjing, Jiangsu province, Feb 21, 2013.[Photo/Agencies]