A: The Silk Road is an important international trade route between China and the Mediterranean. Because silk has been greatly improved in an all-round way In 1877, a famous German geographer named this road the Silk Road. This ancient road starts from Chang 'an, then passes through Hexi Corridor and reaches Dunhuang, where it is divided into south line, middle line and north line? Ern route. These three routes spread all over Xinjiang Uygur Autonomous Region, and then extended to Pakistan, India and even Rome.