As the value of trademarks continues to reflect, the situation of trademark infringement has become more and more serious. At present, administrative or judicial authorities have also regulated trademark infringement. Property obtained due to trademark infringement can be considered illegal. Proceeds were confiscated. So, how to calculate illegal income for 35 categories of trademark infringement? When the new Trademark Law sets administrative penalties for trademark infringement and illegal use of trademarks, the amount of fines is set based on illegal business volume. Neither the new Trademark Law nor the yet-to-be-amended Trademark Law Implementation Regulations provide for how to calculate illegal business volume. However, the following laws, judicial interpretations or normative documents have corresponding provisions on how to calculate the illegal business volume in intellectual property cases or the value of illegal products, which can be used as a reference when calculating the illegal business volume in trademark infringement cases: First, the Supreme People's Court , Interpretation of the Supreme People's Procuratorate on Several Issues Concerning the Specific Application of Laws in Handling Criminal Cases of Intellectual Property Infringement (Fa Shi [2021] No. 19) Article 12, Paragraph 1: The "illegal business amount" referred to in this interpretation refers to the perpetrator In the process of committing intellectual property infringement, the value of manufacturing, storing, transporting, and selling infringing products. The value of the infringing products sold is calculated based on the actual sales price. The value of manufactured, stored, transported and unsold infringing products shall be calculated based on the marked price or the actual average sales price of the identified infringing products. If the infringing product has no price tag or its actual sales price cannot be ascertained, the calculation shall be based on the market median price of the infringed product.