How is it stipulated to entrust a lawyer as a defender in the criminal investigation stage?

Provisions on entrusting a lawyer as a defender in the criminal investigation stage: a criminal suspect has the right to entrust a defender from the day when he is interrogated for the first time by the investigation organ or takes compulsory measures; During the investigation, only lawyers can be entrusted as defenders. Defender refers to a person who is entrusted by the accused or appointed by the people's court to help the criminal suspect and defendant exercise their right to defense in order to safeguard their legitimate rights and interests. According to Article 34 of the Criminal Procedure Law, a criminal suspect has the right to entrust a defender from the day when he is interrogated for the first time by the investigation organ or takes compulsory measures. During the investigation, only lawyers can be entrusted as defenders. The defendant has the right to entrust a defender at any time. Therefore, in the criminal investigation stage, we can only entrust a lawyer as a defender. It should be noted that the earlier professional lawyers in criminal cases intervene, the better. This is commonly known as the golden 37 days.