About 2,000 years ago, Zhang Qian, an envoy of the Western Han Dynasty (202 BC-25 AD), began his expedition to the Western Regions and opened a trade route that later became the Silk Road. Who did he meet? What stories tell of his adventures? Let’s follow in his footsteps to experience his journey along the Silk Road. (Produced by Yu Ronghua, Xiong Jie, Zhu Tiantian, Yu Qiuyu, Zhu Yingqi, Shi Feng, Chi Cheng and Cheng Li; Edited by Sun Tianren, Zhang Jian and Fan Feifei)