In the fourth episode of "Classic Quotes by Xi Jinping," CGTN host Tang Haiping and Russian commentator Konstantin Shepin visited Ma Yanru, an expert in restoring cultural relics. They were shown Han swords crafted more than 2,000 years ago, had a close look at the decoration on the weapon, learned about the intricate restoration process and explored the high historical value of these cultural relics. #ClassicQuotesByXiJinping | CGTN