What materials do lawyers need to submit to the court or what materials should be delivered to the court before the criminal case is opened?

Defender's power of attorney for criminal defense, letter from law firm to appear in court, copy of lawyer's card, defense opinions (which can be submitted in advance or when defending in court), copy of evidence materials beneficial to the defendant, copy and extract all materials related to the case before the trial, apply for witness to appear in court, and apply for re-appraisal.