Legal basis:
Article 111 of the Civil Procedure Law of People's Republic of China (PRC), if a litigant participant or other person commits one of the following acts, the people's court may impose a fine or detention according to the seriousness of the case; If the case constitutes a crime, criminal responsibility shall be investigated according to law: (1) forging or destroying important evidence, which hinders the people's court from hearing the case; (2) using violence, threats or bribes to prevent witnesses from testifying or instigating, bribing or coercing others to commit perjury; (3) Hiding, transferring, selling off or destroying the property that has been sealed up or detained, or transferring the property that has been counted and ordered to be kept; (4) Insulting, slandering, framing, beating or retaliating against judicial personnel, participants in litigation, witnesses, translators, expert witnesses, inspectors and assisting executors; (5) Obstructing judicial personnel from performing their duties by violence, threat or other means; (6) Refusing to perform a legally effective judgment or ruling of the people's court. The people's court may impose a fine or detention on a unit that commits one of the acts listed in the preceding paragraph; If a crime is constituted, criminal responsibility shall be investigated according to law.
Article 305 of the Criminal Law of People's Republic of China (PRC) * * * In criminal proceedings, witnesses, appraisers, recorders and translators who intentionally make false proofs, appraisals, 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.
Article 306 In criminal proceedings, defenders and agents ad litem who destroy or forge evidence, help the parties to destroy or forge 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.
Article 61 of the Criminal Procedure Law of People's Republic of China (PRC) * * * The testimony of a witness must be cross-examined and verified by the public prosecutor, the victim, the defendant and the defender in court before it can be used as the basis for finalizing the case. If the court finds that a witness intentionally perjures or conceals criminal evidence, it shall deal with it according to law.