How to deal with lawyers' perjury?

Legal analysis: The penalty of perjury varies according to the seriousness of the case. Generally 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.

Legal basis: Article 305 of the Criminal Law of People's Republic of China (PRC). In criminal proceedings, witnesses, expert witnesses, recorders and translators who intentionally make false proofs, expert witnesses, records and translations of important cases with the intention of framing others or concealing criminal evidence 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.