According to the Tort Liability Law, if the actor damages the interests of the design patentee, he shall bear the tort liability regardless of whether he is at fault or not, so he shall inform the infringer.
Article 60 of the Patent Law Where a patent is exploited without the permission of the patentee, that is, the patent right is infringed and a dispute arises, the parties concerned shall settle it through consultation. Unwilling to negotiate or failing to do so, the patentee or interested party may bring a suit in a people's court or request the administrative department for patent affairs to handle it.