With the continuous development of economic globalisation and the continuous popularisation of the use of cross-border electronic commerce platform, cross-border electronic commerce, as an emerging trade model, is gradually playing an important role. Cross-border e-commerce has expanded the market for small and micro-enterprises, but it has also brought greater competitive pressure. This paper mainly expounds the current situation of cross-border e-commerce in China, explores the cross-border ecommerce marketing strategies that are conducive to the development of small and micro-enterprises, and puts forward some suggestions to solve the problems. To help small and micro-enterprises expand the market and increase the turnover income, so that small and micro-enterprises can continue to develop effectively in cross-border ecommerce business.