Partner Mr. Xu graduated from the University of Tokyo, Japan with a master's degree. Worked in a Japanese firm for 2 years, and joined Beijing Yinlong after returning to China in 2009. Since 2014, he has been the deputy director of the Trademark Appearance Department, and since 2018, he has been the director of the Trademark Department. He will join Beijing Chengfeng in 2021.

Main published articles:
① "Status of Legal Protection of Intellectual Property Rights in Exhibitions" 2013 All-China Agents Association Proceedings Part Four
② "On the revision of the review guidelines (Order No. 68 of the Bureau)" 2014 "China Agent" Issue 2
③ "Protection Issues after the Termination of Design Patent Rights" 2015 "Japan Design Protection (DesignProtect)" 2015 No.106.Vol.28-2.
④ "Alternative Protection of Designs", 2016 "Patent Agency" No. 2
⑤ "Interpretation of "Design Space" and Analysis of Related Case Data, 2017 "Patent Agency" No. 3


Charity Lectures:
① 2015 Patent Agent Symposium (November 27, 2015)
Speech topic: Reflections on Article 23, Paragraph 1 of the Patent Law
② Training Course on Patent Examination and Patent Agent Exchange in the Field of Design (June 9-10, 2014)
Speech topic: GUI design protection scope
Hosted by the Office of Industrial and Information Intellectual Property Management
③ Seminar on high-end practice of overseas intellectual property protection for Chinese enterprises
Overview of Japanese patent applications and matters needing attention. (July 11, 2013 - July 12, 2013)