What cultural treasures did Chinese navigator Zheng He bring back 620 years ago?

Sixty hundred and twenty years ago, Zheng He's fleet set sail from Liujiagang in Taicang, Jiangsu. They not only spread peace and friendship but also brought back a wealth of overseas goods and cultural artifacts. Follow China Daily reporter Peng Yixuan to explore the mysteries of Zheng He's voyages and board the modern naval training ship named in his honor in Taicang!