Zhengzhou professional criminal defense lawyer met with him.

Legal analysis: lawyers meet with criminal suspects and defendants in custody during the review, prosecution and trial stages, and the detention center should check the lawyer's practice certificate, letter of introduction issued by the law firm, power of attorney or official letter of legal aid before making arrangements. When a lawyer meets a prisoner in custody, he shall apply to the detention center, which shall examine the lawyer's practice certificate, the letter of introduction, the power of attorney or the official letter of legal aid issued by the law firm, and make arrangements within 48 hours.

Legal basis: Article 34 of the Criminal Procedure Law of People's Republic of China (PRC). 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. When interrogating a criminal suspect for the first time or taking compulsory measures against him, the investigation organ shall inform him that he has the right to entrust a defender. The people's procuratorate shall, within three days from the date of receiving the case materials transferred for examination and prosecution, inform the criminal suspect that he has the right to entrust a defender. The people's court shall, within three days from the date of accepting the case, inform the defendant of the right to entrust a defender. If a criminal suspect or defendant requests to entrust a defender while in custody, the people's court, the people's procuratorate and the public security organ shall promptly convey it. If a criminal suspect or defendant is in custody, his guardian or near relative may also entrust a defender. After accepting the entrustment of a criminal suspect or defendant, the defender shall promptly inform the case-handling organ.