1. Withdrawing the lawsuit only shows that you understand this behavior. You don't want to pursue this behavior, but you have reached an understanding of the dispute between your two subjects.
2. As the national law enforcement agency, the industrial and commercial department is responsible for supervising, punishing and managing the illegal acts or acts that infringe upon the interests of consumers in the course of business operation. The understanding of the parties, that is, the buyer, cannot replace the administrative accountability of the seller's behavior itself, but the law enforcement agencies will consider this plot when punishing.
3. A merchant sells expired food, and the buyer complains to the merchant after buying the food. Although the latter merchant actively apologizes for the behavior and compensates the buyer for the loss, the buyer forgives the merchant, but it will not eliminate the illegality of the behavior itself. It is a fact that an act breaks the law first, and law enforcement agencies deal with such acts.