Guangzhou SINO Patent & Trademark Agent Co., Ltd., is a large comprehensive firm for intellectual property service, focusing on national and foreign patent application, trademark registration, processing of intellectual property dispute and intellectual property portfolio.

SINO, founded in 1985, is one of the earliest Intellectual Property service organization in China, and was proud of devoting 30+ years to the Intellectual Property industry, helping our clients to achieve their goals. SINO has established more affiliates over Guangdong province, and a close link with more associate partners in 50+ countries/regions in the world.

SINO is dedicated to provide excellent and efficient intellectual property service, and to become the most respected intellectual