Performers wearing traditional costumes march through a gate as they take part in an ancient Qing Dynasty ceremony in which emperors prayed for good harvest and fortune, during the opening of the temple fair at Ditan Park, also known as the Temple of Earth, in Beijing January 22, 2012. [Photo/Agencies]

Security guards and police march past a large dragon doll before the opening of the temple fair at Ditan Park, also known as the Temple of Earth, in Beijing January 22, 2012. [Photo/Agencies]

A performer dressed as a Qing dynasty emperor, prays in an ancient ceremony in which emperors prayed for good harvest and fortune, during the opening of the temple fair at Ditan Park, also known as the Temple of Earth, in Beijing January 22, 2012. [Photo/Agencies]

A performer dressed as a Qing dynasty emperor, is carried on a sedan as he takes part in an ancient ceremony in which emperors prayed for good harvest and fortune, during the opening of the temple fair at Ditan Park, also known as the Temple of Earth, in Beijing January 22, 2012. [Photo/Agencies]

Editor: Liu Fang