Beijing Sanyou Intellectual Property Agency

China

Rankings

Patent prosecution - domestic firms (2026)

Tier 3

Advance China IP Law Office
AFD China
Beijing Sanyou Intellectual Property Agency
China Science Patent & Trademark Agent
East IP
Han Kun Law Offices
Kangxin Partners
Lung Tin IP Attorneys
Shanghai Patent & Trademark Law Office
Wanhuida Intellectual Property

Tier 1

CCPIT Patent and Trademark Law Office
China Patent Agent (HK)
King & Wood

Tier 2

Other Notable Firms

Trade mark prosecution - domestic firms (2026)

Other Notable Firms

Tier 1

CCPIT Patent and Trademark Law Office
China Patent Agent (HK)
King & Wood
Wanhuida Intellectual Property

Tier 2

Tier 3

IntellecPro
LexField Law Offices