Mr. Zhang specialises in patent invalidation, litigation and dispute resolution before administrative agencies and the courts, as well as counselling on IP strategies and patent clearance searches. He also specialises in patent prosecution work on communication, semiconductor, printer, facsimile machine, camera, elevator, display, and mechanical manufacture and automation. Mr. Zhang has represented a number of multinational corporations in litigation cases to defend and enforce their IP rights in China. Mr. Zhang has obtained a Master of Science in mechanical manufacturing and automation from Tianjin University, and an LL.M. from the John Marshall Law School.