Signature has legal effect, and forging others' signature will bear legal responsibility. If it is used to forge receipts and contracts, it constitutes fraud, if it is used to create perjury, it constitutes perjury, and if it is used to forge government documents, the circumstances are even more serious. Article 224 of the Criminal Law of People's Republic of China (PRC) defrauds the other party of property for the purpose of illegal possession in the process of signing and performing a contract. If the amount is relatively large, he shall be sentenced to fixed-term imprisonment of not more than three years or criminal detention, and shall also or only be fined a huge amount or if there are other serious circumstances, he shall be sentenced to fixed-term imprisonment of not less than three years but not more than 10 years, and if the amount of punishment is especially huge or there are other especially serious circumstances, he shall be sentenced to fixed-term imprisonment of not less than 10 years or life imprisonment.