The theory of social detriment is a traditional theory in criminal field of China. Basing on the notion concerning rule of criminal lawand examining rationally the theory of social detriment. The author thinks that it should insist on the formal ration in the commentary jurisprudente of criminal law and deny the theory of social detriment. Only by this, the principle of "nullum crimen sine lege, nulla puena sine lege" could come true really. |