Shenzhen through the special zone legislation of Shenzhen special economic zone optimization business environment regulations，with the rule of law market boundary，the market environment，administrative examination and approval，public service，financing convenience，property rights protection，law enforcement，dispute resolution mechanism system innovation，to create a stable，fair，transparent，predictable international first-class business environment provides the rule of law. This paper analyzes the practice of Shenzhen building a law-based business environment，the necessity of business environment legislation，and the institutional innovation of optimizing the business environment，explores the path of legal business environment in Shenzhen Special Economic Zone，and provides reference for further optimize the business environment.