Stressed out white-collar workers are scaling skyscrapers, camping out on rooftops, smashing up restaurants, pretending to be children and even visiting cemeteries in a bid to relieve the pressure of modern life.

As the country's economy continues to steam ahead, once popular forms of entertainment, such as karaoke, card games and even boxing bars, appear to be losing their appeal.

Consider the members of Shanghai's Cat Rain club. By day, this group of young women works executive jobs, but by night they climb buildings so they can spend the night on the roof.