according to the specific situation. The crime of fraud is objectively manifested in the use of fraudulent methods to defraud a large amount of public and private property. First of all, the perpetrator committed fraud, which includes two types in form: one is to fabricate facts, the other is to conceal the truth; In essence, it is an act that makes the victim fall into a wrong understanding. The content of fraud is that under specific circumstances, the victim will have a wrong understanding and make the property disposition that the perpetrator wants. Therefore, no matter whether it is fiction or concealing past facts, or present facts and future facts, as long as it has the above contents, it is a fraud. If the fraudulent content does not make them dispose of their property, it is not a fraudulent act of fraud. Legal basis: Article 266 of the Criminal Law of the People's Republic of China defrauds public or private property, and if the amount is relatively large, he shall be sentenced to fixed-term imprisonment of not more than three years, criminal detention or public surveillance, and shall also or only be fined; If the amount is huge or there are other serious circumstances, he shall be sentenced to fixed-term imprisonment of not less than three years but not more than ten years and shall also be fined; If the amount is especially huge or there are other especially serious circumstances, he shall be sentenced to fixed-term imprisonment of not less than 1 years or life imprisonment, and shall also be fined or confiscated. Where there are other provisions in this Law, such provisions shall prevail.