About Us

This English-language blog serves to guide attorneys on navigating Chinese intellectual property law, with an emphasis on patent and trademark law. We discuss the latest cases, laws, rules, and guidelines and how they might impact foreign corporations.

China IP Law Update was selected as one of the Top 100 Intellectual Property Blogs To Follow in 2020 by Feedspot on March 2, 2020.

This blog, China IP Law Update, does not contain legal advice and is for informational purposes only. Its publication does not create an attorney-client relationship nor is it a solicitation for business. To the best of their ability, the authors provide current and accurate information at the time of each post, however, readers should check for current information and accuracy. 

The opinions expressed are those of the authors and do not necessarily reflect the views of Schwegman, Lundberg & Woessner, P.A., any other of its lawyers, its clients, or any of its or their respective affiliates.


Aaron R. Wininger
Director of China Intellectual Property Law Practice
Schwegman Lundberg & Woessner

Aaron Wininger is a Senior Attorney and Schwegman’s Director of China Intellectual Property. Aaron counsels both U.S. and Chinese companies on patent and trademark portfolio development, non-infringement and invalidity opinions, and cross-border enforcement of intellectual property rights. He has worked with clients in the areas of software, networks, lasers, medical devices, semiconductors and physics.

His knowledge of both the Chinese and American markets allows him to advise his clients as they expand and enforce their intellectual property portfolios. 

Aaron was named a National Law Review Go-To Thought Leader in the area of Intellectual Property Law by the National Law Review (2020) (the National Law Review is operated by the National Law Forum, LLC).

Aaron has worked in China for more than a decade and is conversational in Mandarin.

Aaron is quoted regularly in major periodicals regarding IP law including Bloomberg, IPLaw360, IAM, Asia IP Magazine, Managing IP, and the South China Morning Post. He is a frequent contributor to 闻宁阁美国知识产权报. You can subscribe via WeChat by scanning the following QR code: 



Jin - website
Jingyuan Nan
Schwegman Lundberg & Woessner

Jingyuan Nan is an attorney in the Silicon Valley office of Schwegman Lundberg & Woessner. Her practice focuses on computer and software-related intellectual property (IP) work, including preparation and prosecution of patent applications (US and international).  She is also a member of the firm’s China Practice Group, in which capacity she advises the US and international clients on IP issues and strategies in China.  

Her previous experience includes IP cross border licensing, IP portfolio management, IP due diligence for corporate mergers and acquisitions, data privacy counseling on a global scale, and regulatory compliance counseling relating to game publishing in China.

Jingyuan is a native Mandarin Chinese speaker.


Jun Wei
Jun Wei
Patent Agent
Schwegman Lundberg & Woessner

Jun Wei is a registered patent agent before the USPTO practicing in the areas of physics, optics, computer software, and medical device. He received his B.S. degree in Applied Physics from Beijing University of Posts and Telecommunications, M.S. degree in Optics from Beijing Normal University, M.S. degree in Computer Science from University of Illinois, and Master degree of Intellectual Property Law from Franklin Pierce Law Center. He was employed as a senior IT consultant with Novell Inc in Chicago. While in China, as a patent agent with a prestigious patent law firm, he prepared and prosecuted a large amount of patent applications (mainly from USA and European countries) filed before Chinese Patent Office. He was a former patent examiner with Chinese Patent Office. Mr. Jun Wei is a member of the American Intellectual Property Law Association.