As one of the most important economies in Asia, China, Japan and South Korea have significant competitiveness in the production and export of mechanical and electrical products. China's export structure has gradually become more complex in recent years, especially in the field of mechanical and electrical products, whose export technology content has steadily increased. However, compared with Japan and South Korea, China still has a gap in the technical level of high-end electromechanical products. In the future, China needs to further strengthen technological innovation and use international platforms such as RCEP (Regional Comprehensive Economic Partnership Agreement) to broaden its ties with other economies. cooperation areas to enhance its global trade competitiveness.