Intellectual property barriers are in the name of protecting intellectual property rights, imposing import restrictions on goods containing intellectual property rights, such as patented products, goods with legal trademarks, and copyrighted books, records, computer software, etc., or by virtue of possessing intellectual property rights. The advantage exceeds the scope of the exclusive rights or limited monopoly rights granted by the intellectual property law. Unfair or unreasonable exercise of intellectual property rights leads to "unfair trade". Intellectual property barriers have certain temporal and regional characteristics, coupled with the technical fields in which they are distributed, it can be seen that although intellectual property barriers are intangible, they exist objectively. As shown in the picture