Dr. Zhang received his Ph.D. in chemical engineering and processing from Sinopec Research Institute of Petroleum processing, and his M.S. and B.S. degrees in chemistry and applied chemistry from University of Science and Technology of China. Before joining Jeekai & Partners in 2005, he also worked as the vice director of a private research institute for two years and the manager of a research project in a joint-venture chemical company for two years. Mr. Zhang focuses his practice on patent search and analysis, patent preparation and prosecution, patent invalidation and litigation matters, and can conduct business in Chinese and English. He is a member of All-China Patent Attorneys Association.