What Kangxin does

Kangxin (北京康信知识产权代理有限责任公司) is a Beijing-headquartered, privately held full-service intellectual property agency founded in 1994, providing comprehensive IP legal services across patents, trademarks, copyrights, domain names, IP consulting, IP litigation/anti-unfair competition, and IP training. The firm operates six domestic branches (Beijing, Tianjin, Xi'an, Wuhan, Hangzhou, Guangzhou) plus overseas offices in Germany, Japan, and the US, employing more than 510 staff including over 410 experienced IP professionals (lawyers, patent attorneys, trademark agents, and former SIPO/CNIPA and court specialists). Kangxin's PCT application volume has ranked globally #4 and #1 in China, with patent grant rates cited as top-tier domestically and trademark filing volume consistently ranked at the top nationally.

The firm's core technology asset is the proprietary Kangxin IP Platform (康信IP平台), a global trademark one-stop intelligent solution that leverages global trademark big data, internet and AI technologies to deliver trademark search, registration, monitoring, change, transfer, renewal, and licensing management across the full trademark lifecycle. Kangxin also operates two wholly-owned subsidiaries: Kangxin Huayuan (big data analysis, IP consulting, licensing, brand protection, domain strategy) and Kangxin Zhihui (IP training). Headcount includes senior consultants retained from multinational IP functions including former Chief IP Officers of Sony China and HOYA, a US-licensed attorney, and a Japanese Benrishi (patent attorney).

Kangxin's go-to-market is sales-led via direct professional engagement with enterprise clients, supported by active participation in international IP conferences (PIFC, AIPPI, FICPI, CIPAC), expert publications, and IP News bulletins. Marquee clients include Alibaba, Tencent, Xiaomi, JD.com, Haier, LVMH, 3M, LEGO, and Hong Kong Jockey Club. Services are quoted on a per-engagement, negotiated basis; pricing is not publicly disclosed. The firm has received repeated analyst recognition including MIP IP STARS (2025 and 2026), IAM Global Patent 1000 (2026), and The Legal 500 Asia Pacific (2025 and 2026), positioning it among the leading Chinese IP services firms across both prosecution and disputes.

Name

Kangxin

Legal name

北京康信知识产权代理有限责任公司

Website

https://kangxin.com

Company type

Private

Founded year

1994

Operating status

Operating

Headcount range

251–500 employees

Short description

Kangxin is a Beijing-headquartered, privately held full-service IP agency founded in 1994, providing patent, trademark, copyright, domain, legal, consulting, and training services to domestic and multinational enterprises, supported by a proprietary AI-enabled trademark platform and overseas offices in Germany, Japan, and the US.

Ownership category

akta.pro rank

Product category

Intellectual Property Services

NAICS

Professional, Scientific, and Technical Services (541)

akta.pro primary industry

Patent Prosecution & Portfolio Management (BPAHAMAA)

akta.pro secondary industries

IP Filing, Annuities & Renewals Administration (BPAHAMAJ), IP Search, Watch & Competitive Intelligence (BPAHAMAI), IP Due Diligence & Freedom-to-Operate (FTO) Analysis (BPAHAMAG), IP Valuation, Damages & Royalty Analysis (BPAHAMAH)

Keywords

• Intellectual property services
• Patent prosecution
• Trademark registration
• IP litigation
• Copyright protection

Headquarters

HQ city

Beijing

HQ country

China

HQ region

Asia

Offices8 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Technology or R&D, Marketing or Sales

Revenue model

1. Patent Services: Patent application, prosecution, annual fee management, patent evaluation and transaction services. PCT filing volume ranked globally top 4, #1 in China
2. Trademark Services: Trademark search, registration, monitoring, dispute resolution, and strategic planning. Continuously ranked top tier in trademark filing volume
3. Legal Services: IP negotiation, dispute resolution, anti-unfair competition matters handled by former State Intellectual Property Office and court professionals
4. Consulting Services: FTO search, patent landscape, competitor monitoring, patent search analysis, and research services
5. Copyright Services: Copyright protection for various works and computer software
6. Domain Services: Domain registration, protection, and dispute resolution
7. Training Services: IP industry training with experienced practitioners in management, curriculum development and training delivery

Go-to-market motion1 record

Distribution channels1 record

Marketing channels4 records

Core offering

Beijing Kangxin Intellectual Property Agency Co., Ltd. is a full-service IP law firm founded in 1994 delivering comprehensive intellectual property legal and advisory services. Core offerings span seven service lines—patent (mining, application, evaluation, transactions), trademark (search, registration, monitoring, dispute resolution), copyright, domain name, IP legal (negotiation, litigation, anti-unfair competition), IP consulting (FTO search, patent landscape, competitor monitoring), and IP training—supported by the proprietary Kangxin IP Platform for global trademark lifecycle management.

Product overview

Kangxin offers a comprehensive intellectual property service portfolio anchored by its proprietary Kangxin IP Platform (康信IP平台), a global trademark one-stop intelligent solution leveraging big data, internet and AI technologies. The platform provides intelligent trademark search, registration, monitoring, and full lifecycle management including change, transfer, renewal, and licensing. Complementing the platform are eight specialized service lines covering patent business (patent mining, application, evaluation, transaction), trademark business (search, registration, monitoring, dispute resolution), copyright business, domain name business, consulting services (FTO search, patent analysis), legal services (IP litigation and dispute resolution), and training services. The company also publishes IP News journals covering IP industry trends, patent and trademark practice cases, and international IP developments.

Differentiator

Problem solved

Functional benefit

Brands

• 康信华源 (Kangxin Huayuan): Intellectual property big data analysis, consulting, IP transfer and licensing, brand protection and domain strategy services.
• 康信智圆 (Kangxin Zhihui)

Products and services

• Kangxin IP Platform (康信IP平台) A global intellectual property one-stop intelligent solution platform leveraging global trademark big data, internet technology, and AI to provide trademark search, registration, change, transfer, renewal, and licensing management throughout the full trademark lifecycle. Used by Kangxin's clients and internal teams for full-lifecycle trademark portfolio management.
• Patent Services (专利业务) Patent services including patent mining, patent application filing, annual fee payment, patent evaluation, and patent transactions, with top-tier domestic patent grant rates and leading PCT filing rankings (#4 globally, #1 in China). Target customers are enterprises and inventors seeking patent prosecution and portfolio management.
• Trademark Services (商标业务) Comprehensive global trademark solutions including trademark search, registration, monitoring, dispute resolution, and strategic planning. Trademark filing volume ranks top tier nationally for multiple consecutive years. Target customers are domestic and international brand owners requiring global trademark protection.
• Copyright Services (版权业务) Copyright protection services covering multiple types of works and computer software copyright protection. Target customers include publishers, software companies, and creators needing copyright registration and protection.
• Domain Name Services (域名业务) Domain name protection services including domain registration, protection, and dispute resolution. Target customers are brand owners and businesses seeking comprehensive domain portfolio management and dispute defense.
• IP Consulting Services (咨询业务) Full-range IP consulting services including FTO (freedom-to-operate) search, patent mining and layout, competitor monitoring, patent search and analysis, and research services. Target customers are R&D-driven enterprises requiring strategic IP intelligence.
• IP Legal Services (法律业务) IP negotiation and dispute resolution, anti-unfair competition disputes, handled by former CNIPA and court professionals. Target customers are enterprises facing IP conflicts, infringement, or needing litigation representation.
• IP Training Services (培训业务) IP industry training management, course development, and training delivery services led by senior IP industry professionals. Target customers include enterprises, IP professionals, and academic institutions needing IP capability building.

Quantifiable outcome

• PCT filing volume ranked #4 globally and #1 in China
• +2 more outcomes

Named customers9 records

Segments2 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature1 record

Partnerships

One partnership is on record.

• Zhang Xiaolu's Client NetworkminorOthersZhang Xiaolu, Senior Consultant at Kangxin, serves international clients including global Fortune 500 companies, providing IP data analysis, trademark and patent services, and network brand protection data consulting

Scale indicators4 records

Recent moves7 records

Expansion highlights5 records

Direct peers

• Wanhuida Intellectual Property: Chinese IP services group with strong trademark, brand protection, and anti-counterfeiting practices; closely comparable to Kangxin's trademark and dispute resolution offerings for global brand owners.
• Liu, Shen & Associates: Premier Chinese IP law firm specializing in patents, trademarks, and litigation; its full-service IP practice, patent prosecution expertise, and elite analyst rankings (MIP, IAM, Legal 500) directly mirror Kangxin's positioning.
• China Patent Agent (H.K.) Ltd. Long-established Chinese-headquartered IP firm with comparable PCT and trademark prosecution offerings; competes directly with Kangxin for multinational and outbound Chinese patent work.
• Unitalen Attorneys at Law: Major Chinese IP and trademark firm; previously employed Kangxin senior consultant Zhang Xiaolu and overlaps directly on trademark prosecution, patent services, and brand protection for large enterprise clients.
• CCPIT Patent and Trademark Law Office: One of the largest full-service IP agencies in China, offering patent prosecution, trademark, and litigation services to domestic and international clients—an identical service menu and customer profile to Kangxin.
• Rouse (Rouse & Co. International): Global IP services firm specializing in trademark prosecution, brand protection, anti-counterfeiting, and IP strategy; directly comparable to Kangxin's foreign-related trademark and brand protection practice.

Broad incumbents

• Hogan Lovells (China IP): Global law firm with a sizable IP practice in China, advising multinationals on patent and trademark matters; broader geographic reach than Kangxin with overlap in cross-border IP mandates.
• JunHe LLP (IP practice): Top-tier Chinese full-service law firm with deep IP capabilities; broader practice mix but directly competes with Kangxin on patent prosecution, trademarks, and IP litigation for large Chinese corporates.
• King & Wood Mallesons (IP practice): Large international law firm with a substantial China-based IP practice covering prosecution, transactions, and litigation; broader legal portfolio than Kangxin but overlapping in IP services to multinational clients.
• Han Kun Law Offices (IP practice): Prestigious Chinese law firm with a notable IP practice addressing trademark prosecution, patents, and disputes—overlapping with Kangxin but operating within a broader corporate/transactional practice.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks5 records

Key highlights7 records

Customer concentration

• Xx.com/kangxinpc
• Facebookfacebook.com/KangxinPC

Revenue estimate

Valuation estimate

Number of profiles

Profiles8 records

Subsidiaries2 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Kangxin