Minling ZHAO, graduated from the University of Jinan with a master's degree in mechanical and electronic engineering, is a high-level talent in Jinan, a practicing patent agent, a litigation patent agent, a cutting-edge patent agent in Shandong Province in 2019, an expert in the Shandong Intellectual Property Talent Database, and an expert in the expert database of Jinan Intellectual Property Protection Center. He is currently the director of Shengda Intellectual Property Machinery Department, with 10 years of experience in the industry, and has won high-value patents in Qingdao. Mainly responsible for patent agency, patent mining, patent layout, patent reexamination, patent invalidation, patent training, PCT and other businesses of enterprises and universities, and is good at technical fields including mechanical engineering, geotechnical engineering, rail transit, etc.