This article takes the first virtual digital human Ada infringement case in the country as a sample, defines the technical characteristics of two types of digital humans, real-person-driven and algorithm-driven, clarifies that virtual digital humans do not have the qualifications for copyright subjects, and distinguishes digital human images, promotional videos, and motion capture materials. Copyright standards. This case clarifies the rules for the division of ownership, cracks down on counterfeiting and unfair competition, and provides judicial guidance for the confirmation of rights, compliant operation and innovation of the virtual digital human industry.