• Invalidation proceedings and court appeals against PRB decisions.

• Re-examination proceedings and court appeals against rejections.

• Infringement litigations.

• Re-examination and court appeals against rejections.

• Opposition proceedings and court appeals against the CTMO and TRAB decisions.

• Cancellation proceedings and court appeals against the CTMO and TRAB decisions.

• Copyright protection counseling.

• Copyrighted works registration and enforcement before the Chinese governments and courts at different levels.

• Computer software registration and enforcement before the Chinese governments and courts at different levels.

• Copyright licensing and assignment.