1, whether the defendant has discretionary or statutory lighter or mitigated circumstances;
2. Whether the victim is at fault;
3. Whether the confession was extorted by torture;
4. The contradiction between eyewitness testimony.
legal ground
Article 37 of the Criminal Procedure Law
The responsibility of a defender is to provide materials and opinions on whether a criminal suspect or defendant is innocent, light or relieved of criminal responsibility according to facts and laws, and to safeguard the litigation rights and other legitimate rights and interests of the criminal suspect or defendant.
Article 38
Defense lawyers can provide legal aid to criminal suspects during investigation; Acting as an agent for complaints and accusations; Apply for changing compulsory measures; Ask the investigation organ about the crimes and cases suspected by the criminal suspect, and put forward opinions.