“Haiwei Li plays a pivotal role in connecting Chinese businesses with the UK market, offering strategic guidance that bridges legal, commercial and cultural landscapes. His insight and international perspective make him a trusted adviser for clients navigating cross-border opportunities with confidence.”

Fantastic Lawyers® Editorial 2026

Haiwei (William) Li is a Director of Chinese Services at 3CS, specialising in supporting Chinese businesses and investors with their legal, commercial and strategic interests in the UK.

What Haiwei Li does

Haiwei focuses on UK–China cross-border business and legal services, including:

• Advising Chinese businesses entering or operating in the UK
• Supporting international commercial relationships and transactions
• Acting as a bridge between Chinese clients and UK legal services
• Providing strategic guidance on UK market entry and expansion

He plays a key role in connecting international clients with the right legal expertise, ensuring seamless communication and effective outcomes across jurisdictions.

Why he stands out

Since joining 3CS in 2009, Haiwei has built and developed the firm’s substantial Chinese business practice. His deep understanding of both Chinese and UK business cultures enables him to navigate complex cross-border matters with clarity and confidence.

His combination of legal, commercial and academic experience makes him a trusted adviser for organisations seeking to operate successfully between the UK and China.

Trust markers

• Director of Chinese Services at 3CS
• Built and developed 3CS’s Chinese business practice
• Guest Professor at the University of International Business and Economics (UIBE)
• MBA from London Business School
• Former China Advisor to the Lord Mayor of the City of London (2018–2019)

International expertise

Haiwei’s work sits at the intersection of international business, law and diplomacy. His experience advising at a senior level, including his role supporting the Lord Mayor of the City of London on China relations, reflects his strong reputation in cross-border advisory work.

Professional approach

Haiwei is known for his clear communication, cultural understanding and strategic thinking. He focuses on delivering practical, business-focused solutions that help clients build strong and successful international relationships.