自首制度是一项重要的刑罚裁量制度,是我国刑法基本原则和基本政策的鲜明体现。自首制度的设立与完善,有助于促使犯罪分子悔过自新、改恶从善,有助于节约司法成本、提高司法效率,有助于深挖余罪,鼓励人民群众积极主动的与犯罪分子、犯罪行为作斗争,完备自首制度,意义重大。一、自首制度的历史嬗变根据现存的刑法史料,我国自首制度最早可溯源于夏朝。自首制度最早规定在《禹刑》的《洪范》之中。在《尚书·洪范》中有这 The system of voluntary surrender is an important punishment discretion system, which is a vivid manifestation of the basic principles and basic policies of our criminal law. The establishment and improvement of the system of surrender will help to encourage criminals to repent of reform and change their goodness, which will help to save judicial costs and improve judicial efficiency. This will help deepen the residual crime and encourage people to actively cooperate with criminals, Crime to fight, complete the system of surrender, of great significance. First, the historical evolution of surrender system According to the existing historical criminal law, China’s system of voluntary surrender can be traced back to the Xia Dynasty. The earliest provisions of surrender system in “Yu penalty” “Hongfan”. In “Shang Shu Hong Fan” in this