“Adhesion Force” is an important indicator measure of attention degree for micro business. In the era of attention economy, the audiences attention, as a kind of limited scarce resources, is limited to the information amount. Choosing a reasonable attention marketing mode for operators is becoming more and more important. The SWOT marketing analysis is beneficial to make best use of advantages and bypass disadvantages for Wechat. As a leader of marketing in the market competition, micro business should create a good public praise, provide a comfortable user experience and offer a unique personalized service so as to enhance the adhesion of the target group. Consolidating audience attention effectively in the current situation of the industry homogeneity is also conducive to profit space development for micro business.