Legal analysis: Shareholders are the investors of the company, and enjoy certain rights to the company after fulfilling their investment responsibilities. According to the relevant laws and regulations of our country, if some fraudulent activities are carried out by forging shareholders' signatures and the amount of fraud reaches a large amount, it may constitute a criminal offence.

Legal basis: Article 266 of the Criminal Law of People's Republic of China (PRC): Whoever defrauds public or private property in a relatively large amount 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 10 years or life imprisonment, and shall also be fined or confiscated. Where there are other provisions in this Law, such provisions shall prevail.