Barefooted folk performers climb a tall ladder with sharp blades as rungs as part of the Junpo Festival celebrations in Ding'an, Hainan Province on April 30, 2018. With a history dating back 1,300 years, the four-day festival honors Madam Xian (513--603), a folk heroine who devoted her life to the development of the island.

(Photo/China News Service)

(Photo/China News Service)

(Photo/China News Service)

(Photo/China News Service)

(Photo/China News Service)

(Photo/China News Service)

(Photo/China News Service)

(Photo/China News Service)