This study mainly focuses on the issues about attaining the ideas of Labor law through criminal law. Generally, that is called labor criminal law. From the beginning, by discussion of its definition, this study finds there are two visions, of Labor law and of Criminal law, to approach this problem. Then, accompanying with exploration of the ideas of labor protection, this study concludes some problems and shortages of current labor criminal law. According to this study, some labor criminal codes have their legal interest and therefore are reasonable. On the other sides, some labor criminal codes have their deficiency in the light of developing international criminal law concepts. A new structure can be reached by combining all of them.