linguistic:paraphrasing
Other achievements

From his missions he brought back many important products, the most important being alfalfa seeds (for growing horse fodder), strong horses with hard hooves, and knowledge of the extensive existence of new products, peoples and technologies of the outside world. He died c. 114 BC after spending twenty-five years travelling on these dangerous and strategic missions. Although at a time in his life he was regarded with disgrace for being defeated by the Xiongnu, by the time of his passing he had been bestowed with great honours by the emperor.

Zhang Qian's journeys had promoted a great variety of economic and cultural exchanges between the Han dynasty and the Western Regions. Because silk became the dominant product traded from China, this great trade route later became known as the Silk Road.