Clowns perform for visitors at a temple fair held in the Shijingshan amusement park in Beijing, capital of China, Feb. 21, 2018. With snacks and performances, the temple fair was held to celebrate the Spring Festival holiday. (Xinhua/Zhang Chenlin)

Visitors attend a temple fair held in the Shijingshan amusement park in Beijing, capital of China, Feb. 21, 2018. With snacks and performances, the temple fair was held to celebrate the Spring Festival holiday. (Xinhua/Zhang Chenlin)