Li Lin graduated from the University of Jinan with a master's degree in technology and automation devices, a practicing patent agent, a litigation patent agent, a high-level talent in Jinan, and an expert in the evaluation of intellectual property protection projects in Shandong Province. He is currently the director of Shengda Intellectual Property Department and has 9 years of experience, mainly specializing in patent document writing, office opinion response, patent infringement analysis, patent avoidance and design, patent reexamination and invalidation, etc. The service customers include Shandong University, Shandong China Tobacco Industry Co., Ltd., HOMAG Group, State Grid Intelligent Technology Co., Ltd., Shandong Electric Power Engineering Consulting Institute Co., Ltd., State Grid Shandong Electric Power Research Institute, Shandong Aotai Electric Co., Ltd., Yinuo Instrument (China) Co., Ltd., Shandong Huangming Solar Energy Group and other more than 100 enterprises and institutions.