Flexible employment, comprehensive help enterprise operation, is conducive to the transformation of human resource management functions, to achieve strategic human resource management transformation; Effectively control and reduce enterprise operating costs, to achieve efficient operation; Reduce routine and procedural work and ensure flexible employment; Continuous access to advanced human resources expertise and services; Reduce labor disputes, standardize management behaviors, avoid employment risks, and establish a flexible employment mechanism; Get rid of the fetters of the establishment, solve the malpractice of personnel management caused by institutional and policy obstacles.