为逃避自身责任,一些用人单位常常故意扭曲原本简单的劳动关系,通过形成三方、四方甚至更多复杂关系以求金蝉脱壳。而许多劳动者也往往因此难于理出头绪,不仅给自己维权造成极大障碍,甚至最终不了了之。那么,劳动者应当怎样防患呢?隐蔽用工,须防主体不明 In order to evade their own responsibilities, some employers often deliberately distort the original simple labor relations and seek to release themselves by forming three-party, four-party and even more complicated relations. Many workers often find it hard to tell the truth, not only to cause great obstacles to their own rights, or even ultimately to nothing. So, how should workers prevent it? Covert employment, must guard against the unknown body