"Doctors" revive ancient cultural heritages in SW China's Chengdu

A "doctor" for ancient books brushes paste on a fixed page at a fixing center for ancient books in Chengdu, capital of southwest China's Sichuan Province, Nov. 29, 2018. More than ten "doctors" work in the center, to revive ancient cultural heritages through continuous efforts, patience and circumspection. (Xinhua/Tang Wenhao)