Call 122 to ask the police to help retrieve the recording. According to the requirements of "Procedures for Handling Cases by Public Security Organs in People's Republic of China (PRC)", if a party calls 122 for an accident alarm, he must entrust a lawyer, who will bring his work permit and letter of introduction to the public security organ to collect it, or a judge of the people's court will collect it from the public security organ. The alarm recording of the public security organ is not personal.