IP Protection Expert with over 26 years

More

Hong Kong Hub, Global Safeguard

Pioneering a New Benchmark in International IP Services

More

Company Overview

Since our establishment in 2000, we have prioritized providing a professional experience to you - our clients. We specialise in patent and trademark procurement, invalidation, and all forms of Intellectual Property litigation. Additionally, we provide IP strategy planning, IP counseling, IP research, IP innovation assessment, and IP investment services.
Relying on product development and service team, we provide high-quality Intellectual Property services in the field of technology, and provide worldwide protection for the value proposition of innovative subjects.Learn More>

National Intellectual Property Service Brand Organization
National Demonstration Organization for Intellectual Property Analysis and Evaluation
Beijing AAAAA Rated Patent Firm
26 Years
Industry Practicing for Over
600 Members
Team
20000 Filings
Annual Patent Application
4000 Cases
Intellectual Property Dispute
1000 Projects
Intellectual Property Consulting

Core Business

More

Executive Team

More

Jacky Zhang

Chairman & Founder

Jacky Zhang

Jiangang Zhang

President

Senior Intellectual Property Expert
Patent Litigation Agent
Jiangang Zhang

Min Li

EVP

Senior IP Specialist
Patent Lit. Agent
Min Li

Donghui Gao

VP

Donghui Gao

Zach Zhu

VP

Patent Examination Expert
Zach Zhu

Jing Cao

VP

Jing Cao

Typical Cases

More

Melamine Invention patent resulted in compensation of 658 million RMB, breaking China domestic records in patent compensation.

View Details

Gree: Patent mining, patent invalidation, patent litigation, and intellectual property strategic planning.

View Details

Group News

More
2026-04-02

Supreme People’s Court of China Issues Final Judgment Invalidating Medtronic’s Invention Patent for “Device for Endovascular Intervention”

Recently, the Supreme People’s Court of China rendered a final judgment in an administrative dispute concerning the invalidation of an invention...

2026-04-02

Two Cases Handled by Sunshine IP Cited in the “Annual Report of the Intellectual Property Court of the Supreme People's Court of China (2025)”

Recently, the Intellectual Property Court of the Supreme People's Court of China officially released its annual work report for 2025. As a summar...

2026-04-02

Technical Patents Propel "Fuxing" EMU to Achieve Localization of Brake Pads

For a long time, urban rail transit construction in China has been fraught with obstacles, and was once trapped in a vicious cycle of " persistently h...

2026-04-02

Domestic Enterprises vs. WAGO (a German Company): A Series of Patent Disputes

In recent years, with the vigorous development of the Chinese market, competition over intellectual property has intensified. The well-known German co...

2026-03-16

Intellectual Property Weekly Review| Guidance on Invention Patent Applications Involving Standards Released; Anhui Cracks Down on Disorder in IP Agency Industry

I. Guidance on Invention Patent Applications Involving Standards ReleasedThe China National Intellectual Property Administration (CNIPA) Issued the “G...

Supreme People’s Court of China Issues Final Judgment Invalidating Medtronic’s Invention Patent for “Device for Endovascular Intervention”
Two Cases Handled by Sunshine IP Cited in the “Annual Report of the Intellectual Property Court of the Supreme People's Court of China (2025)”
Technical Patents Propel "Fuxing" EMU to Achieve Localization of Brake Pads
Domestic Enterprises vs. WAGO (a German Company): A Series of Patent Disputes
Intellectual Property Weekly Review| Guidance on Invention Patent Applications Involving Standards Released; Anhui Cracks Down on Disorder in IP Agency Industry
2026-04-02

Supreme People’s Court of China Issues Final Judgment Invalidating Medtronic’s Invention Patent for “Device for Endovascular Intervention”

Recently, the Supreme People’s Court of China rendered a final judgment in an administrative dispute concerning the invalidation of an invention...

2026-04-02

Two Cases Handled by Sunshine IP Cited in the “Annual Report of the Intellectual Property Court of the Supreme People's Court of China (2025)”

Recently, the Intellectual Property Court of the Supreme People's Court of China officially released its annual work report for 2025. As a summar...

2026-04-02

Technical Patents Propel "Fuxing" EMU to Achieve Localization of Brake Pads

For a long time, urban rail transit construction in China has been fraught with obstacles, and was once trapped in a vicious cycle of " persistently h...

Typical Clients

During the filing process, Sunshine actively communicated with Mengniu, identified multiple improvements that helped enhance the creativity, and developed several alternative implementation methods. The patent applicationswere drafted with high quality, and we were very satisfied with the outcome. Based on our new application review standards, the average score for the 10 new applications drafted was 91.5 point

Mengniu Group

"During the patent application process, SJY’s patent attorneys demonstrated a proactive attitude, meticulous patience, and clear logical thinking. They rapidly and accurately grasped our technical solutions, delivering high-quality patent applications with exceptional drafting skills. We are thoroughly satisfied and will continue to entrust SJY with our patent matters."

Inspur Group
Comprehensive and High-Quality Intellectual Property Services
Protecting Every Step of Your Innovation
Consult Now