Can the bank staff accompany the lawyer who needs the signature of the client to appear in court for trial?

You can't. Only lawyers can meet with the criminal suspects in custody, and they can also arraign the police handling the case. Other defenders, with the permission of the people's courts and people's procuratorates, may also meet and correspond with criminal suspects and defendants in custody.

Article link: Article 37 of the Criminal Procedure Law? 1. Defence lawyers can meet and correspond with criminal suspects and defendants in custody. Other defenders, with the permission of the people's courts and people's procuratorates, may also meet and correspond with criminal suspects and defendants in custody.

2. If a defense lawyer holds a lawyer's practice certificate, a law firm's certificate, a power of attorney or a letter of legal aid to ask for a meeting with the criminal suspect or defendant in custody, the detention center shall arrange the meeting in time, no later than 48 hours.

3. In cases of crimes endangering national security, terrorist activities and particularly serious bribery crimes, defense lawyers shall obtain permission from the investigation organ when meeting with the criminal suspect in custody during the investigation. The investigation organ shall notify the detention center of the above situation in advance.

4. When a defense lawyer meets a criminal suspect or defendant in custody, he can understand the case and provide legal advice. From the date when the case is transferred for examination and prosecution, the relevant evidence may be verified with the criminal suspect or defendant. Defense lawyers are not monitored when meeting with criminal suspects and defendants.

5. The provisions in paragraphs 1, 3 and 4 shall apply to the meetings and correspondence between defense lawyers and criminal suspects and defendants who are under residential surveillance.