Xiaoling Duan

Senior Partner at Wanhuida Peksung IP Group

Xiaoling Duan is a senior partner at Wanhuida Peksung IP Group, a leading Chinese IP service powerhouse formed by the merger of WAN HUI DA Law Firm & IP Agency and PEKSUNG IP Ltd in 2016. Ms Duan is one of the most experienced patent attorneys on the firm’s patent team.  Her major practice areas are the chemical, chemical engineering, material, pharmaceutical and food industries.

Ms Duan has been practising in the patent field for almost 30 years, including 12 years’ experience with the SIPO, where she served as a senior patent examiner and deputy director of an examination division from 1988 to 2000. She then started her career as a patent attorney, joining China Patent Agent (HK) Ltd and leading the firm’s chemical and bio department for over 10 years.

Ms Duan is well recognised by peers and clients for her expertise and abundant experience in the patent field. She is an active contributor to China’s legislative developments and frequently provides pertinent advice on these topics. She excels in advising clients in respect of patent prosecution, invalidation and litigation cases. She also leads the firm’s patent team in providing patent strategies and freedom-to-operate analysis to conglomerates both in China and abroad.

Ms Duan has been listed as one of the SIPO’s National Intellectual Property Leading Individuals. She has also received accolades from various legal media, including being named as:

  • Recommended IP Lawyer by the Legal 500 (2015); 
  • Leading Intellectual Property Lawyer in China by China Law & Practice (2015); and
  • Leading Lawyer in the practice area of intellectual property in China by Asialaw Profiles (2016-2018).

Ms Duan is a council member of the International Association for the Protection of Intellectual Property (AIPPI) Chinese National Group and a member of the AIPPI Communication Committee and the AIPPI IP Office Practice Committee.

Professional associations


Firm details

Wanhuida Peksung IP Group
Yiyuan Office Building
Friendship Hotel
1 Zhongguancun Street South
Haidian District
Beijing 100873

Contact details

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