Promulgated 2008 carry out labor contract law to the labor law, added many new systems, such as the service period system of labor contract, labor dispatch system. The whole of the labor contract law reflects both the maintenance of the legitimate rights and interests of workers in the system design, mainly because the real life of laborer is still weak. Labor contract law as a category of social law, in the design of related system should be focused on the protection of the weak, especially in some employe...