Guangzhou Crossborder ecommerce Fair is a cross-border e-commerce 6P creative power fair held to link Chinese manufacturing and global consumption, and integrate the rapid development of cross-border e-commerce ecological resources. It is held twice a year in spring and autumn, with the spring exhibition held in Fuzhou in March and the autumn exhibition held in Guangzhou in August. Jiangsu Easttop Musical Instruments participated in the Guangzhou Exhibition in August. Since the cross Trade Fair in Autumn 2021, the organizer of the Canton Fair, Foreign Trade Center Group, has become one of the organizers, realizing the resource integration of the foreign trade industry, cross-border e-commerce business and exhibition industry, and serving the global trade. Help enterprises to open up a broader market. The harmonica in the whole exhibition is only our eastop harmonica, so the effect is very good.