If a financial lending dispute becomes a criminal case, it may be detained. For example, acts such as illegally absorbing public deposits, using the absorbed public deposits to engage in illegal activities, and illegally conducting financial business may be suspected of illegally absorbing public deposits, fund-raising fraud, and illegal business operations.

Article 225 of the Criminal Code of People's Republic of China (PRC).

(a) without permission, the franchise, monopoly of goods or other restricted goods as stipulated by laws and administrative regulations; (2) buying and selling import and export licenses, import and export certificates of origin and other business licenses or approval documents stipulated by laws and administrative regulations; (three) without the approval of the relevant competent departments of the state, illegally engaged in securities, futures, insurance business or illegally engaged in fund settlement business; (four) engaged in other illegal business activities, disrupting the market order, and the circumstances are serious.