1. Initiating criminal charges: The chief lawyer decides whether to initiate criminal charges against the suspect according to the investigation results and relevant laws and regulations, and supports and proves the rationality of the charges in court.
2. Court debate: The leading lawyer represents the prosecution in court and debates with the defense lawyer on the facts, evidence and law of the case.
In Hong Kong's judicial system, defense lawyers also play an important role, representing defendants, providing legal advice and defense, and ensuring that defendants get a fair trial.