In recent years, "gray overseas shopping" has been exposed to substandard or even fake products since its birth, especially in B2C cross-border e-commerce. Similarly, B2B cross-border online e-commerce has been frequently exposed to fake products. Therefore, it is necessary to study and formulate guidelines for cross-border e-commerce intellectual property protection, guide cross-border e-commerce platforms to prevent intellectual property risks and fake and shoddy commodities, and protect the legitimate rights and interests of enterprises.