Producers and sellers of fake and shoddy goods violate national laws and regulations and infringe on the intellectual property rights of others for the purpose of making illegal profits, which belongs to the act of making and selling fake goods. In order to promote social progress, we must protect intellectual property rights and crack down on counterfeiting. The whole process of cracking down and punishing such illegal acts is collectively called "counterfeiting". Counterfeiting is a systematic project of the whole society. Counterfeiting mainly includes government counterfeiting, consumer counterfeiting and enterprise counterfeiting. Fake and shoddy goods are accompanied by fake and fake sales. The existence of manufacturing and selling fake goods stems from five reasons: profiteering, loopholes in the legal system, government inaction, weak enterprises and propensity to consume. The solution to the problem of counterfeiting lies in strengthening technology research and development and enhancing product competitiveness; Consumers improve their awareness of intellectual property protection and their ability to identify counterfeit and shoddy goods; Unite all social forces to crack down on counterfeiters.