Chang'an University. Hanshan Jia Guanghui graduated from Chang'an University in Xi'an, Shaanxi Province. He strives for excellence and ingenuity in surveying. He has traveled to 26 provinces and cities and has 156 surveying and mapping projects, all of which have reached excellent measurement standards. He has studied carefully and is determined to innovate. He has built a high-speed rail training base and participated in research and development. The patented track inspection trolley, 8 scientific research achievements won provincial and ministerial awards, and he was appointed as a youth director of the Beijing Society of Surveying and Mapping.