Artists perform during the opening ceremony of the Changchun Flagship Theatre of the Liu Laogen Great Stage, in Changchun, capital of northeast China's Jilin Province, Nov. 17, 2012. The Liu Laogen Great Stage is a nationwide chain theater operated by the accomplished comedian Zhao Benshan who dedicates to reviving and promoting Errenzhuan, a noted art form popular in northeastern China with its upbeat, folksy and comedic styling. (Xinhua/Zhang Jian)