Legal analysis: Principle 1: Based on facts; Principle 2: Use the law as the criterion; Principle 3: Lawyers’ professional ethics and professional disciplines must be observed; Principle 4: Consciously safeguard the legitimate rights and interests of the parties; Principle 5 : Principle of independent defense; Principle 6: Handle cases in accordance with the law: Keep state secrets, the business secrets of the parties and the privacy of the client; Principle 7: Reasonable, beneficial and restrained, do not treat guests or give gifts or bribe judicial personnel to achieve positive interactions; Principle 8: Lawyers must not package the results of a case; Principle 9: Do not disparage other law firms or lawyers; Principle 10: Do not slander the image of judicial organs.
Legal basis: "Article 31 of the Lawyers Law of the People's Republic of China and the State. When a lawyer serves as a defender, he shall, based on the facts and the law, propose that the criminal suspect or defendant is innocent or that the crime is minor or mitigated." , materials and opinions on exemption from criminal liability, and safeguard the litigation rights and other legitimate rights and interests of criminal suspects and defendants.