Zhilian SU

Ms. Zhilian SU is a senior patent attorney with 16+ years of experience in Intellectual properties. She graduated from Beijing University of Posts and Telecommunications in 2007 and has a Masters Degree in Communication Engineering.With her expertise on patent drafting, prosecution, and litigation, S…

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Zhilian SU

Ms. Su is a senior Partner at Zhifan IP Attorneys and a Member of the firm’s Management Committee. As the head of the international team, she specializes in intellectual property law, with a concentration on international prosecution, patent litigation, and consulting. Her expertise spans nearly two…

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Wei SUN

Mr. Sun Wei (promoted to department head in 2023) oversees 1,000+ patent cases, specializing in automotive and AI portfolio development. Key clients include BAIC Modern and Tsinghua University.

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Bin ZHANG

Mr. Zhang Bin joined our firm in 2013 with 12 years of patent experience. He has handled thousands of patent prosecution cases in electrical fields, specializing in patent mining, patent portfolio development, re-examination, and infringement analysis. He has led core patent mining projects for domes…

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Shufeng CUI

Mr. Cui Shufeng joined our firm in 2017 with 8 years of experience in patent prosecution. Specializing in smart control, refrigeration systems, and automotive technologies, he provides comprehensive IP services, including patent mining, drafting, OA responses, and portfolio development. He has conduc…

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Chunxia DONG

Ms. Dong Chunxia (joined 2021) excels in complex patent prosecution and portfolio development for Beiqi Foton and Tsinghua University. Certified agent for energy and automotive clients.

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Xiao LI

Ms. Li Xiao joined in 2021, excelling in patent drafting, OA responses, and portfolio development for automotive and academic clients. She has supported automakers like Beiqi Foton and Changan, as well as Tsinghua University, in PCT applications and patent enforcement strategies.

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Yushun HAN

Yushun HAN Patent Attorney M.S. and B.S., Beijing Institute of Technology, Material Science and Engineering Senior Chinese Patent Attorney, 15+ years of patent practice with 6-year in top Chinese firm and 8-year as Patent Examiner in CNIPA/SIPO.The mixed experiences endowed Yushun the deep understand…

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Feng GAO

Ms. Gao Feng graduated from Xian Jiaotong University in 2013 with a Masters degree and subsequently joined our firm as a patent attorney. With 10 years of professional experience in patent prosecution and outstanding performance, she was appointed as Head of the Mechanical Department in January 2021.…

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Bo LI

Ms. Li Bo (10 years’ experience) oversees mechanical patent strategies for Midea and GAC Group. Recognized for invalidation defense and multi-jurisdictional filings.

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Han LIU

Ms. Liu Han (joined 2021) specializes in global patent prosecution (US/EP/IN/BR) for automotive and appliance clients like GAC Group and Beiqi Foton. Certified agent for complex technical disclosures, achieving high client satisfaction.

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Cunxin XIE

Ms. Xie Cunxin obtained her Masters degree from the Chinese Academy of Forestry Sciences in 2019. She subsequently joined an environmental protection manufacturing enterprise, where she engaged in mechanical-related work and accumulated substantial expertise in the mechanical engineering field. In 20…

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Xinyu JIANG

Ms. Jiang Xinyu graduated from China University of Mining and Technology in 2022 with a Bachelors degree. During her academic years, she applied for and served as the leader of a university-level innovation and entrepreneurship project. After graduation, she joined a large private manufacturing enter…

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Lulu SUN

Ms. Sun Lulu holds a Master of Science degree from Peking University and has over a decade of specialized experience in patent prosecution within the biochemistry field. Leveraging her keen insight into cutting-edge technologies and profound technical expertise, she has successfully managed more than…

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Yarui WANG

Since entering the biochemical patent prosecution field in 2016, Ms. Wang Yarui has served at China Science Patent & Trademark Agent Ltd. and our firm, accumulating experience in over 400 patent cases.With her acute understanding of industry trends and exceptional professional capabilities, she h…

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Shiwen XUE

Ms. XUE has over 10 years of experience in patent prosecution and litigation. Her technical specialty focuses on Chemical Engineering, Biology and Medicine, for example, Pharmaceutical, Molecular Biology, Immunology, Cell and Molecular Biology, Biochemistry, Genetics, Stem Cell, Enzyme and Protein E…

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Jie YAN

Ms. Yan possesses over five years of experience in patent applications across technical fields such as cellular biology, molecular biology, immunology, bioinformatics, biologics and food technology.Ms. Yan is a sought-after strategist for China-focused IP portfolios and foundational medical/biotech …

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Hongmei ZHOU

With 11 years of experience, Ms. Zhou Hongmei specializes in patent prosecution and patent enforcement for pharmaceutical and chemical clients. Her rigorous analysis and strategic insights help clients mitigate infringement risks and secure robust IP protection.

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Huiling ZHANG

With 8 years of experience, Ms. Zhang specializes in patent prosecution and enforcement for chemical and materials science clients. Her technical expertise and strategic approach have enabled her to successfully handle 500+ Chinese patent applications, helping clients secure strong IP protection whil…

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Han WANG

Current Position: Head of the Legal Department at Zhifan lP Attorneys . Specializes in legal services including patent invalidation and reexamination, intellectual property litigation, infringement analysis, patent prosecution, patent portfolio development, patent enforcement, patent mining, patent m…

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Zezhou ZHANG

Mr. Zhang Zezhou once worked at Sumitomo Chemical Co., Ltd. in Japan for two years and later at the Japanese Department of China Patent Agency (Hong Kong) Co., Ltd. for eight years. He is well-versed in Japanese patent practice and mainly responsible for patent applications, consultations and invalid…

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Fei YUAN

Mr. Yuan Fei accumulated over ten years of experience in the Electrical Department of a renowned domestic international patent firm, providing comprehensive IP legal services to multinational telecommunications equipment manufacturers, telecom operators, mobile device makers, semiconductor equipment …

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Fang MIAO

With over six years of experience as a patent examiner at the China National Intellectual Property Administration (CNIPA), specializing in the field of fluid machinery. Conducted nearly 1,000 patent examinations and was awarded the "Examination Quality Excellence Award." Multiple examinatio…

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Hao DONG

I once worked at the National Intellectual Property Administration on the examination of invention patents in the field of cutting processing. Currently, I am engaged in intellectual property litigation, patent search and analysis, patent invalidation, patent application, etc., at a patent agency and…

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Pei ZHANG

Ms. Zhang Pei has been practicing for over 8 years, specializing in mechanical, chemical, and other technical fields. As a currently licensed patent attorney in China, she has repeatedly provided patent search and analysis, patent invalidation, patent stability analysis, and infringement analysis sol…

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Rong YUAN

Ms. Yuan Rong has 15 years of senior experience in the intellectual property industry. She has held core positions in intellectual property management in several authoritative institutions. With her acute industry insight and outstanding resource integration capabilities, she has successfully led her…

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Yating CHEN

Ms. Chen Yating has 15 years of distinguished experience in trademark and social media marketing.

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Yaru DENG

Ms. Deng has led trademark strategic planning projects for multiple listed companies, earning industry recognition for her expertise in IP strategy development and risk prevention.

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Hongmei LI

With 16 years of experience and over 1,000 trademark/copyright cases handled, Ms. Li has earned widespread acclaim for her professional services and enforcement capabilities.

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Chunhua LIU

Ms. Liu has an outstanding track record in trademark infringement litigation, representing multiple high-profile enforcement cases during her 15-year career.

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Mengqi LIU

Ms. Liu has achieved remarkable results in international trademark registration, successfully leading overseas trademark portfolio projects for numerous enterprises over 10 years.

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Min ZHANG

Ms. Zhang Min has been engaged in the intellectual property industry for 12 years. She has been responsible for intellectual property management in both enterprises and agencies, participated in the management of domestic and international trademarks and standardized intellectual property services fo…

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Jingyi ZHANG

Ms. Zhang Jingyi has 16 years of experience in supply chain intellectual property protection.

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Fang WANG

Ms. Wang Fang brings 14 years of innovative insights and successful cases in trademark and packaging design integration.

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Kevin Cho

Mr. Cao Yongbin graduated from the School of Liberal Arts and Law of Beijing University of Chemical Technology in 2009. He has since held the position of marketing planning specialist in several wholly-owned Korean enterprises, including LG Electronics (China) Co., Ltd. and POSCO (China) Investment C…

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