The rule of law in business environment is the premise and foundation of marketization and internationalization. Only by relying on the rule of law can the overall optimization of business environment be realized，and only the rule of law can bring more stable and predictable development prospects to private enterprises. In order to promote the optimization of an open，transparent and predictable business environment ruled by law，Henan is also constantly optimizing the legal guarantee measures for the high-quality development of private economy，and promoting the overall optimization of the business environment in the province with the legalization of business environment.