Xia Tianni checks old books on a shelf at a library in Shandong Normal University in Jinan, East China's Shandong province, March 29, 2018. Xia majored in identification and restoration of cultural relics. Since graduating in 2016, she became responsible for old book restoration in the library and has mended more than 300 old books. [Photo/IC] 24 hour silicone wristbandsrubber wristbands for eventscustomized rubber braceletsred rubber braceletdesign your own silicone wristbands
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