一、在侦查阶段，律师诉讼权利保障及其完善 侦查阶段是最容易发生损害犯罪嫌疑人合法权益的阶段，对犯罪嫌疑人刑讯逼供大都发生在侦查阶段。所以在侦查阶段允许律师介入，可以在某种程度上遏制刑讯逼供发生，促使侦查人员在办案时，严格按照法律规定程序进行，保证诉讼的客观 First, during the investigation stage, the protection of lawyer’s rights of litigation and its improvement of the investigation stage are the stages most likely to undermine the legitimate rights and interests of criminal suspects. Most of the torture of criminal suspects occurs during the investigation stage. Therefore, allowing lawyers to intervene during the investigation stage can to some extent curb the occurrence of forced extortion by torture, prompting investigators to handle the case strictly in accordance with the procedures prescribed by law and guarantee the objective of the litigation