A piece of cultural relic is showcased at an exhibition of the relics from Hall of Mental Cultivation of the Palace Museum in Hefei, capital of east China's Anhui Province, July 17, 2019. An exhibition of the relics from Hall of Mental Cultivation of the Palace Museum, with more than 200 pieces/sets of cultural relics, is held at Anhui Museum from July 16 to Oct. 16. (Xinhua/Zhang Duan)