A relic conservation expert restores a colour-painted clay sculpture at Fengguo Monastery in Yixian County of Jinzhou, northeast China's Liaoning Province, June 8, 2020. Built in 1020, Fengguo Monastery hosts a rare collection of colour-painted Buddhist clay sculptures. In 2012, the "Main Hall of Fengguo Monastery" was submitted by China to the UNESCO World Heritage Tentative Lists. (Xinhua/Yao Jianfeng)

Relic conservation experts restore colour-painted clay sculptures at Fengguo Monastery in Yixian County of Jinzhou, northeast China's Liaoning Province, June 8, 2020. Built in 1020, Fengguo Monastery hosts a rare collection of colour-painted Buddhist clay sculptures. In 2012, the "Main Hall of Fengguo Monastery" was submitted by China to the UNESCO World Heritage Tentative Lists. (Xinhua/Yao Jianfeng)

A relic conservation expert restores a colour-painted clay sculpture at Fengguo Monastery in Yixian County of Jinzhou, northeast China's Liaoning Province, June 8, 2020. Built in 1020, Fengguo Monastery hosts a rare collection of colour-painted Buddhist clay sculptures. In 2012, the "Main Hall of Fengguo Monastery" was submitted by China to the UNESCO World Heritage Tentative Lists. (Xinhua/Yao Jianfeng)

A relic conservation expert restores a colour-painted clay sculpture at Fengguo Monastery in Yixian County of Jinzhou, northeast China's Liaoning Province, June 8, 2020. Built in 1020, Fengguo Monastery hosts a rare collection of colour-painted Buddhist clay sculptures. In 2012, the "Main Hall of Fengguo Monastery" was submitted by China to the UNESCO World Heritage Tentative Lists. (Xinhua/Yao Jianfeng)