The case is in the investigation stage of the procuratorate. Can the lawyer provide evidence in favor of the suspect?

If the case is in the investigation stage of the procuratorate, the lawyer may collect evidence favorable to the criminal suspect according to law, and shall promptly inform the public security organ and the people's procuratorate.

Relevant laws and regulations: People's Republic of China (PRC) Criminal Procedure Law.

Article 40 A defender shall promptly inform the public security organ and the people's procuratorate of the evidence that the criminal suspect is not at the scene of the crime, has not reached the age of criminal responsibility, and belongs to a mental patient who is not criminally responsible according to law.