There is an inherent need for assistance in the protection of intellectual property rights under multilateral economic and trade agreements, such as the pertinence of assistance and the reciprocity of information. At present, China's overseas intellectual property rights protection assistance system is not perfect.Under the multilateral trading system, China should build a "centralized" assistance system with intellectual property offices as the mainstay, a "modular" aid branch system with multilateral economic and trade agreements as the unit, and build a coordination linkage mechanism with the social level.