(With the development of the industrial Internet, the demand for Internet-based transformation of domestic enterprises is increasing day by day. In the past two years, SaaS has gradually become a hot word in the entire Internet industry. On the one hand, traditional IT companies and Internet giants have entered the market one after another, investing, merging and incubating a large number of SaaS companies. On the other hand, many enterprise service companies are also rising in this wave, and new companies in various SaaS fields have entered the field of vision.)