Legal basis: "Several Provisions of the Supreme People's Court on Applicable Legal Issues in the Trial of Patent Dispute Cases" Article 20 The benefits obtained by the infringer due to infringement can be calculated by multiplying the total number of infringing products sold in the market by the reasonable profit of each infringing product. The benefits obtained by the infringer due to infringement are generally calculated according to the operating profit of the infringer, and can be calculated according to the sales profit for the infringer who is completely engaged in infringement.