China - Jurisdiction Review

Wanhuida Intellectual Property

Firm overview

“Wanhuida Intellectual Property” is a service mark shared by Wanhuida IP Agency and Wanhuida Law Firm. It emblemizes the home of some 500 dedicated professionals, including trademark attorneys, patent attorneys, attorneys-at-law and their proficient staff and the high quality of services they provide for thousands of our clients worldwide.

Wanhuida is now home for some 500 employees working exclusively in the field of intellectual property. It has some 120 IP lawyers specialized in IP litigation and enforcement work, 160 trademark attorneys, 80 patent attorneys and 80 other professionals, including investigators and supporting staff. Many of them are recognized leaders in their respective fields. They have a wide range of experiences from private practice, in-house counselling, to government services in courts, police departments and administrative agencies.

The firm’s professionals have broad and in-depth experience. Over the years, they have accumulatively litigated over thousands of IP cases in courts all over China, prosecuted tens of thousands of patent applications, and filed hundreds of thousands of trademark registrations. Many of the cases are first of its kind. They are recognized by industries, courts and administrative agencies as exemplary cases for their legal significance.

Wanhuida understands the law and its context through years of study and practice. It also actively participates in the policy process for the development of laws. Since its creation, the firm has been closely associated with the legislative progress of Chinese IP laws and regulations. It continues to play an active role in the improvement of the Chinese legal and regulatory environment. Its practitioners are involved in the processes for revising the trademark law, patent law, copyright law, anti-unfair competition law, and relevant judicial interpretations through submission of comments to draft laws and organizing platforms for discussion and communicating with authorities responsible for policy development.

The firm’s active involvement in policy and law developments gives it good sense on the direction of the laws and equips its professionals with insights that can be critical for protecting the interests of its clients. It also has the pulse on the application of the law in context through thousands of cases before courts and administrative agencies.

This mix of legal expertise and result-oriented practical approach has been critical to the firm’s past success and is the constant among the dynamic changes it will keep as it launches into the future.

Vivien Chan & Co

Firm overview

Vivien Chan & Co. is a full-service law practice with offices in Hong Kong (1985) and Beijing (1993). We are consistently recognized as a premier law firm for and in Greater China. With nearly 30 years of doing business in Greater China, our Hong Kong and China teams have an in-depth understanding and knowledge of the legal culture and market dynamics.

We support our clients to build global intellectual property portfolios, encompassing patents, trademarks copyright and other unregistrable rights, like trade secrets and software applications. We do so by reducing the risk of infringement and increasing the value of companies’ intellectual property assets. Our two offices provide full-service IP practice that is fully integrated with other matters, including franchise law, technology licensing and related transactions, e-commerce, privacy & data security, domain names and social media.

We clear obstacles in registration and enforcement directly with the regulators. Our advice is based on over 30 years of experience in the law, practice and culture, targeted at practical and expeditious resolution of problems. We see Greater China IP management as a strategic issue, with experience in adopting a cost effective and result oriented approach to delivering practical solutions.

The new challenges in IP protection are increasingly difficult and complex. We are a one-stop service firm with substantial experience in assisting clients manage and enforce IP portfolios in Greater China. Our team has gained working and streetwise knowledge of the common and consistently changing tactics of counterfeiters in greater China, and is therefore experienced in devising corresponding anti-counterfeiting strategies to tackle them.

We are licensed to file and execute enforcement directly in Mainland China and Hong Kong. We adopt a multi-facet approach to IP enforcement and are experienced in border control, surveillance, complaint with regulatory bodies, administrative bodies and litigation. Our in-house investigation capabilities, having received tertiary training in specialized institutions including China People’s University of Public Security, enable us to manage our client’s investigative needs in different regions in China and provide assistance to our legal team in forum shopping. We recognize it is not a one-size-fits-all-solutions objective. We partner with our clients to develop a custom-tailored protection and enforcement strategy to protect client’s unique products and brand names in a cost-effective manner. Our broad experience covers a spectrum of industries — including luxury and fashion, pharmaceutical and healthcare, food and beverage, entertainment, media, consumer products, hard ware and education institutions.

For multi-jurisdictional disputes, we manage these and offer global strategies to our client through working with our associates. We have worked with the best lawyers in their respective discipline and jurisdiction closely in our 30 years of practice. Premised as an independent Greater China Law Firm, we only use the best for our client and are not bound or obliged in any way to use one’s own office in another jurisdiction.

Kangxin Partners

Firm overview

Since its establishment in 1994, Kangxin has grown into a leader amongst IP law firms in China, with offices in Beijing, Tianjin, Qingdao, Xi’an, Wuhan, Hangzhou, and Guangzhou. Our client base includes domestic Chinese enterprises and international companies from around the world. We represent many different businesses, including start-ups, well-known domestic entities, and Fortune 500 multinationals. With dedicated teams specializing in IP litigation, enforcement, patents, and trademark prosecution, Kangxin remains a driving force for intellectual property protection in China and throughout the world.

At Kangxin, we focus on our clients' best interests; a business practice which sets us apart from other IP firms in China. Our efforts have earned the company numerous accolades including: “Top Honors” from Chambers and Partners, Legal 500, Managing Intellectual Property and World Trademark Review.

Kangxin IP Platform is a comprehensive IP management tool, backed by a team of professionals from Kangxin Partners, P.C. Combining IP, IT, and AI technology. Kangxin IP Platform provides a smart, one-stop, solution to maintain your trademark, brand protection, and copyright portfolio with a complete suite of protection services.

Our Service

Patents

Our Patent team is divided into three main divisions: Electronics, Chemistry & Life Sciences, and Mechanics. Each division has experts in the fields of chemistry, electronics, life sciences, pharmaceuticals, biotechnology, communications and computer technology, and mechanics. With a strong team of professionals, Kangxin is able to provide specific IP insight and practical advice to our clients in these industries.

Trademarks, Copyrights & Domain Names

Staffed by attorneys with experience in both Chinese and international law and practice, Kangxin is recognized as having one of the strongest trademark practice groups in China.
At Kangxin, we understand that trademark and copyright protection is the essence of your business. Our professionals will help you determine the optimum strategy for protecting your intellectual property rights, and will work with you to enforce these rights in the event of third-party conflicts and counterfeiting.
Our expert services would not be complete without domain name services. In today’s internet age, domain name issues can be a common issue. Our team has extensive experience in domain name registration and dispute resolution. We will represent you to negotiate with third-parties and domain name related disputes.

IP Enforcement

Kangxin’s legal practice has experience in a wide variety of intellectual property disputes, including those related to patents, trademarks, copyrights, trade secrets, unfair competition, and technology transfer disputes.
Our senior patent attorneys have over 20 years of practical field experience, while our litigation attorneys are intellectual property specialists with backgrounds particularly suited for intellectual property related litigation.

IP Strategy and Design

Our IP strategy and design practice includes preliminary, invalidation, and infringement searches. We provide IP strategic consulting services, and create patent maps for clients. In conjunction with both the Chinese government and corporate clients, we complete successful strategy projects each year.

Lung Tin IP Attorneys

Firm overview

Founded in 1994, Lung Tin IP Attorneys, one of the first Chinese IP firms approved by the government to represent international clients in China, is headquartered in Beijing with branch offices in Hong Kong, Shanghai, Shenzhen,Xi'an, Shenyang, Xiamen, Tianjin, Chongqing, Foshan, Wuhan, New York, Tokyo, Osaka, and Seoul.

Since its establishment, Lung Tin has grown into a prominent full-service IP firm, having a network of strategic alliances worldwide to provide clients with global IP services.

The firm has over 280 attorneys out of more than 500 staff members. About half of the staff members have advanced degrees and about two-thirds use English as their working language. In addition, many are fluent in Japanese, Korean, German, and French.

Lung Tin’s patent team has expanded to over 380, and 40-plus of them hold dual qualifications as patent attorneys and lawyers, blending scientific know-how and legal competence, providing high-quality prosecution service not only in traditional technical fields such as mechanics, physics, electronics, chemistry, and pharmaceutics, but also in newly emerging technical areas, such as 5G/6G, blockchain and artificial intelligence.

Our clients include a great number of well-known international companies.

What makes Lung Tin different?

Commitment and dedication – Lung Tin is a quality-focused IP firm that distinguishes itself from other firms and agencies by employing:

• Experienced and confident professionals. Its key professionals have been with Lung Tin for more than 15 years, helping it deliver consistent and top-quality IP services – both legal and technical. The firm’s professionals have the technical skills to interpret complex facts and the law with scientific expertise, and are committed toproviding tailored services of the highest standard with efficiency and effectiveness; and
• Responsive and efficient paralegals and assistants who support the firm’s professionals to ensure prompt,precise and cost-effective delivery of work by using state-of-the-art equipment and a detail-oriented system for communication, product processing, docketing, and billing.

How does Lung Tin earn clients’ trust?

• Reliability and success – this is what Lung Tin delivers to clients. Specifically, delivering value to clients with accuracy, consistency, speed, and reliability is of primary importance at Lung Tin. From individuals to multinational companies, its clients trust it to handle some of their most important assets: their intellectual property.
• Skill and preparedness – this has helped the firm to win a high-damages award under the current judicial
practice in China.
• Strategy and technical expertise – this ensures that the firm’s efforts are well recognised.
• Persistence and sharp-mindedness – this ensures that the attorneys deliver satisfying results to clients.

Rankings and awards

• Recommended Firm for Patent Prosecution and Litigation by IAM Patent 1000, 2014-2025
• A Top Tier Firm for Patent Prosecution and Disputes and Trademark Prosecution and Disputes by Managing
Intellectual Property (MIP), 2010-2025
• Recommended Firm for Trademark Prosecution and Litigation, by WTR 1000, 2015-2025
• Outstanding IP Service Team in China by China Intellectual Property Magazine, 2015-2024
• China IP Awards by Asia IP, 2021-2025
• Four-star Patent Firm in China by China IP News, 2016
• A Top 15 Chinese Firm for PCT Work by MIP, 2017
• A Top 10 Chinese Patent Firm by IPR daily, 2016-2019
• A Top 10 Intellectual Property Litigation Law Firm by IP House, 2019-2020
• A Top 10 Firm for China Patent Administrative Litigation by IP House, 2017-2021
• A 2023 Top 10 case of patent re-examination and invalidation of the China National Intellectual Property

Administration: DABUS - An artificial intelligence system developed by Dr. Stephen L. THALER (Represented by Lung Tin) v. the CNIPA [Patent Reexamination case, it is the first case determination in China regarding the question of whether ‘artificial intelligence (AI) can be registered as a patent inventor’]
• A 2022 Top 10 case of patent re-examination and invalidation of the China National Intellectual Property Administration: H. LUNDBECK A/S (Represented by Lung Tin) v. Chengdu Kanghong Pharmaceutical Group Co., Ltd.
• A 2021 Top 10 case of patent re-examination and invalidation of the China National Intellectual Property

Administration: Nanjing Chia-Tai Tianqing Pharmaceutical Company (Represented by Lung Tin) v. Ecotrein Pharmaceuticals Co., Ltd.

IP STARS Reviews

Advance China IP Law Office

Advance China IP Law Office, founded in 1999, boasts a sizeable group of patent and trade mark attorneys. The firm is renowned for its significant IP expertise in various technical areas, including software, mechanical engineering, and life sciences.

Notable patent practitioners: Chong He and Yan Li.

Notable soft IP practitioners: Minhui Zeng and Lu (Lucy) Zheng.

AFD China

AFD China collaborates with its sister law firm, Beijing BHTD Law Firm, to offer one-stop intellectual property services covering filing and dispute resolution to clients. It is recommended for contentious and non-contentious IP work. The firm is also a frontrunner in sectors including blockchain and big data.

Notable patent practitioners: Hong Long and Xia Zheng.

Notable soft IP practitioner: Jingjing Wu.

AWA

The Scandinavian IP firm AWA was founded in 1897 and has an international presence. AWA is recommended for IP work in China. The firm provides a full-service offering in prosecution, litigation, aftermarket services, legal advice, strategy and commercialisation in China.

Notable soft IP practitioners: Ai-Leen Lim and Ashley Zhao.

Baker McKenzie

Baker McKenzie’s IP team in China advises clients on the management, protection and enforcement of their IP portfolios. Its joint operation with PRC law firm FenXun Partners allows it to provide local law capabilities to its clients through a team of PRC qualified lawyers.

Bird & Bird

Bird & Bird gains a solid footing in China’s IP market as a foreign player. The firm’s China IP team collaborates closely through offices in Beijing, Shanghai and Hong Kong to advise clients on trade marks, patents, trade secrets, copyrights, and IP litigation. Its association with Beijing law firm Lawjay Partners allows it to represent clients before the Chinese courts.

Notable patent practitioner: Christine Yiu.

Notable soft IP practitioner: Dorie Wong.

CCPIT Patent and Trademark Law Office

CCPIT Patent and Trademark Law Office, one of the largest IP law firms in China, is the first port of call when it comes to IP prosecution work; it prevails in both trademark and patent prosecution ranking tables. It has a large team of patent attorneys for different technical fields as well as experienced lawyers to deal with IP disputes.

Notable patent practitioners: Chuanhong Long, Shaohui Yuan, Jianzhong Kang, Huiqing Wang, Yingying Shen, and Fan Li.

Chang Tsi & Partners

Since its inception in 2002, Chang Tsi & Partners has successfully positioned itself as one of the top law firms in China. It has a strong reputation for IP protection and disputes in China. The firm has kept boosting its international presence in the U.S., Europe, Japan and other Asian markets in recent years.

Notable soft IP practitioners: Spring Chang, Simon Tsi, Michael Fu, and Nancy Qu.

China PAT Intellectual Property Office

Established in 2003, China PAT Intellectual Property Office is a premier intellectual property firm comprising a specialised workforce of 500 professionals across Beijing, Hong Kong, and other strategic hubs. As a veteran navigator of the Chinese legal landscape for over two decades, the firm provides comprehensive IP lifecycle management, ranging from patent and trademark prosecution to complex dispute resolution. By aligning domestic regulatory requirements with international benchmarks, the firm serves a diverse clientele to safeguard critical assets and maximise the commercial value of global innovation portfolios.

Notable patent practitioners: Kelly Yao, Chunguang Hu, and Celinna Wang.

Notable soft IP practitioner: Jue Li.

China Patent Agent (HK)

China Patent Agent (HK), founded in 1984 and headquartered in Hong Kong, operates jointly with a global network of offices to offer full-range IP services to its clients. It is recommended for application drafting, litigation, licensing, and counselling across various areas, such as patents, trade marks, copyright, and domain names in China.

Notable patent practitioners: Yuhe Wu, Yanfeng Xiong, Peng Liu, and Zhigang Sun.

Notable soft IP practitioner: Gang Hu.

Finnegan Henderson Farabow Garrett & Dunner

Finnegan Henderson Farabow Garrett & Dunner has a long-standing reputation for providing top-notch legal services in patent prosecution, trademark registration, copyright protection, and IP litigation. With a team of experienced attorneys who specialise in various industries and technologies, the firm is well-equipped to handle complex IP matters for clients.

Notable patent practitioners: Ningling Wang, Yanfei Ru, and Alvin Xu.

Foundin Intellectual Property

Foundin Intellectual Property started as the division handling foreign-related patents for Chofn Intellectual Property Group in 2002 and became an independent corporation in 2017.

The firm is a comprehensive intellectual property firm and has set up many overseas liaison offices so as to realise more effective communication across different time zones and provide services to clients from all over the world while serving domestic clients in China.

Notable patent practitioners: Xiangyun Jin, Yan Wei, and Hui Wang.

Han Kun Law Offices

Han Kun Law Offices is a leading full-service law firm in China. Han Kun has been widely recognised as a leader in application drafting, litigation, licensing, and counselling across various areas, such as patents, trade marks, copyright, and domain names in China.

Notable patent practitioners: Yan Wang, Lili Wu, Rui Luo, and Tao Zhang.

IntellecPro

IntellecPro is an intellectual property law group founded in 1998. It is one of the earliest firms approved by the Chinese government to serve foreign rights holders. With deep knowledge and practical experience, IntellecPro provides legal services across all fields of intellectual property rights, such as trademarks, patents, copyrights, trade secrets, know-how and domain names.

Notable soft IP practitioners: Qi Hu, Yutao Wei, Shuangying Huang, and Di Yu.

IP March

IP March, founded in 2016 and based in Beijing, is a law firm specialising in intellectual property. The law firm provides prosecution, litigation, and consulting services in intellectual property law to both local and international clients, including start-ups and well-known multinational corporations, many of which are leaders in their fields.

Notable patent practitioner: Stephen Yang.

Jeekai & Partners

Jeekai & Partners has extensive expertise in patent drafting, invalidation, trade mark prosecution, intellectual property transactions, licensing and enforcement. Established in early 1998, the firm now has a diversified team consisting of patent attorneys and technical specialists, trade mark professionals and patent administrators.

Notable patent practitioners: Robin Zhao, Quanxin Zhang, Dongsheng Xu, Yongwei Wang, and Chang Guan.

Kangxin Partners

Kangxin Partners, founded in 1994, is recommended for patent and trade mark work. The firm has patent expertise in electronics, chemistry, and mechanics. Every year, Kangxin experiences exponential growth as it maintains its dedication to delivering outstanding intellectual property services.

Notable patent practitioners: Shirley W. Dong, James P. Chen, Gary Wu, and Mary Zhang.

Notable soft IP practitioners: Samson G. Yu, Lichun Zhao, and Gloria Q. Wu.

King & Wood

King & Wood is a full-service international law firm with one of the largest IP practices in China. The firm provides clients with seamless IP services spanning from judicial review of administrative decisions to civil litigation over patents, trademarks, copyrights (including computer software), domain names, and unfair competition (including trade secrets).

Notable patent practitioners: Maohua Wang, Tina Tai, and Jin Mao.

Notable soft IP practitioner: Xiaoli Yang.

Lifang & Partners

Lifang & Partners’ IP team provides the full range of IP services to its clients, including IP litigation, prosecution, technology transactions, IP management, and administrative enforcement of IP rights. TMT, industrial manufacturing, chemicals, pharmaceuticals, biotechnology and alternative energy are some of the firm’s key industries.

Notable IP practitioner: Guanbin Xie.

Notable soft IP practitioner: Bin Zhang.

Liu Shen & Associates

Established in 1993, Liu Shen & Associates is one of the earliest IP law firms engaged in foreign-related patent prosecution and foreign-related patent litigation in China. It is known as the first batch of patent agents and patent attorneys in China. Liu Shen & Associate has provided various legal services related to patent prosecution and litigation, trademark prosecution and litigation, and strategic analysis for many well-known enterprises at home and abroad.

Notable patent practitioners: Allen Tao, Yali Shao, and Michelle Ma.

Lung Tin IP Attorneys

Lung Tin IP Attorneys is recommended for IP protection and disputes. As one of the pioneering Chinese intellectual property agencies, Lung Tin has been authorised by the government to represent and assist foreign clients in protecting their IP rights within the Chinese market. The firm has a team of highly skilled and experienced professionals who are well-versed in Chinese intellectual property laws and regulations.

Notable patent practitioners: Jacob Zhang, Qinghong Xu, and Yan Huang.

Marks & Clerk

Marks & Clerk is one of the UK’s largest and longest-established intellectual property firms. The firm provides a full-service IP offering, from the initial filing of IP through to litigation and commercial exploitation.

Notable soft IP practitioners: Xuefang Huang and Lily Pun.

Rouse

Rouse, in association with Lusheng Law Firm, stands out for its capability to provide comprehensive solutions to clients throughout the entire IP value chain in China, including IP litigation, patent and trademark portfolio management, strategic IP consulting, as well as digital and commercial advertising.

Notable soft IP practitioners: Hatty Cui, Linda Chang, Amanda Yang, and Melanie Zhu.

Simmons & Simmons

Simmons & Simmons' international IP team offers the specialist expertise of a boutique IP practice complemented by the full service offering of a major international firm. The firm is well known in the market for our high-calibre clients and involvement in many of the leading IP cases and transactions. It is recommended for IP litigation, prosecution and transactional expertise for both patent and trade mark matters. Sectors including life science and creative industries are where its strength lies.

Notable soft IP practitioners: George Chan, Anna Li, and Monica Fang.

Tahota Law Firm

Founded in May 2000, Tahota Law Firm has undergone more than two decades of rapid development and has become a leading comprehensive law firm both in China and the international arena. Most practitioners of Tahota graduated from reputable law schools, with nearly 100 of them holding the PhD degree. Tahota has accumulated rich experience in various types of intellectual property, such as patents, trade marks, copyrights, trade secrets, and anti-unfair competition cases.

Notable soft IP practitioners: Chao Feng, Jingchuan Li, and Xiao Wang.

Uni-intel Patent and Trademark Law Firm

Founded in 2013, Uni-intel Patent and Trademark Law Firm was formed by a group of rich, experienced Chinese patent and trade mark attorneys who have all been working in renowned local or international IP firms. Uni-intel is an IP boutique firm concentrating on patent and trade mark filing, re-examination, invalidation, strategy making, and litigation. The firm has a deep understanding of the technical fields of mechanics, telecommunications, and Internet-based technology.

Notable patent practitioner: Gump Wang.

Unitalen Attorneys at Law

Unitalen Attorneys, a leading intellectual property firm, is dedicated to providing its clients with customised and comprehensive IP services. The firm’s key strength is its expertise in the technology sector. The firm has a deep understanding of the intricacies and complexities of technology, such as electrical engineering, biotechnology, and mechanical engineering. This specialised knowledge allows the firm to effectively navigate the specific challenges and opportunities that arise in these industries.

Notable patent practitioners: Deshan Li and Yongbo Li.

Notable soft IP practitioners: Ray Lei Zhao and Ying Huang.

Vivien Chan & Co

Full-service law firm Vivien Chan & Co has offices in Beijing and Hong Kong SAR. It is recommended for soft IP protection and disputes, particularly trade marks. Sectors including fashion, life sciences and media are particularly active areas for the firm.

Wanhuida Intellectual Property

A household name in China’s IP market, Wanhuida Intellectual Property amasses the experience of hundreds of IP professionals exclusively working in the field of IP to provide services, including filing, portfolio management, and litigation. The firm’s unrivalled capability in the trade mark sector is widely acknowledged by peers, and it has a strong track record of handling landmark trade mark matters in China.

Notable patent practitioner: Daniel Jiang.

Notable soft IP practitioners: Gang Bai, Hui Huang, and Haiyan Ren.