上诉不加刑原则是二审人民法院办理只有被告人一方上诉的案件必须遵守的原则之一,也是人民检察院办理二审上诉案件应当遵守的一项重要原则。我国《刑诉法》第190条和最高人民法院《关于执行〈中华人民共和国刑事诉讼法〉若干问题的解释》(以下简称《解释》)第257条第一款,对上诉案件在量刑方面作了严格的规定,司法实践中一般都能掌握运用。但对于 The principle of appeal without penalty is one of the principles that must be followed by the people’s court of second instance in handling cases appealed by the defendant. It is also an important principle that the People’s Procuratorate should observe when handling the appeal of second instance. Article 190 of the Criminal Procedure Law of China and Paragraph 1 of Article 257 of the Supreme People’s Court’s Interpretation on Several Issues Concerning the Implementation of the Criminal Procedural Law of the People’s Republic of China (hereinafter referred to as “Interpretation”), make reference to the sentencing of appeal cases The strict rules, the judicial practice can generally grasp the use. But for