China Science Patent Trademark Agents Ltd (CSPTAL) is one of the leading and largest IP firm in China. Founded in 1984, one year before the Patent Law of China was enacted, the firm has a group of the most experienced patent attorneys of the country, working together with the continual addition of bright and well-educated young attorneys and technical staff.

Recognized for its quality services covering all the aspect of IP practices, especially for the strong technical competence, the firm enjoys its long-term business relation with clients and associates all over the globe.