Guests discuss during the Dialogue on Exchanges and Mutual Learning among Civilizations in the Palace Museum in Beijing, capital of China, Nov. 28, 2019. (Xinhua/Chen Yehua)

　　Guests discuss during the Dialogue on Exchanges and Mutual Learning among Civilizations in the Palace Museum in Beijing, capital of China, Nov. 28, 2019. (Xinhua/Chen Yehua)