Beijing Sanyou Intellectual Property Agency Ltd .
Founded in October 1986, Beijing Sanyou Intellectual Property Agency Ltd. is the first private patent law firm in China. Beijing Sanyou has more than 400 employees, including 160 patent attorneys, 30 trademark attorneys and 20 attorneys-at-law. Its business scope covers almost all the IP matters, providing comprehensive services of registration, consultancy, invalidation, enforcement, etc. in relation to patent, trademark, copyright, domain name and others.