First, according to Article 306 of China's Criminal Law, in criminal proceedings, defenders and agents ad litem who destroy or falsify evidence, help the parties to destroy or falsify evidence, threaten or induce witnesses to change their testimony of facts or commit perjury shall be sentenced to fixed-term imprisonment of not more than three years or criminal detention; If the circumstances are serious, they shall be sentenced to fixed-term imprisonment of not less than three years but not more than seven years.
Witness testimony or other evidence provided, presented or quoted by defenders or agents ad litem is inaccurate, not intentionally forged, and does not belong to forged evidence.
Second, in civil proceedings, if the circumstances are serious, those who may use violence, threats, bribery and other methods to prevent witnesses from testifying or instruct others to commit perjury in accordance with Article 307 of the Criminal Law of our country shall be sentenced to fixed-term imprisonment of not more than three years or criminal detention; If the circumstances are serious, they shall be sentenced to fixed-term imprisonment of not less than three years but not more than seven years.
Whoever helps a party destroy or forge evidence, if the circumstances are serious, shall be sentenced to fixed-term imprisonment of not more than three years or criminal detention.
Any judicial officer who commits the crimes mentioned in the preceding two paragraphs shall be given a heavier punishment.
Third, if the circumstances are minor, the lawyer may be punished by criminal detention, suspension of practice or disqualification.