Legal analysis: it is legal to buy and sell virtual currency, but it is illegal to use virtual currency to engage in illegal activities. It is illegal to engage in securities, futures and insurance business without the approval of the relevant competent departments of the state, or illegally engage in fund payment and settlement business. The object of this crime should be market order. In order to ensure that the sale of goods and the import and export market of goods are restricted, the state implements the system of goods business license.

Legal basis: Article 225 of the Criminal Law of People's Republic of China (PRC): Whoever, in violation of state regulations, engages in the following illegal business activities and disrupts the market order, if the circumstances are serious, shall be sentenced to fixed-term imprisonment of not more than five years or criminal detention, and shall also, or shall only, be fined not less than one time but not more than five times the illegal income; If the circumstances are especially serious, he shall be sentenced to fixed-term imprisonment of not less than five years, and shall also be fined not less than one time but not more than five times his illegal income or his property shall be confiscated: (1) dealing in franchise, monopoly goods or other commodities whose business is restricted by laws and administrative regulations without permission; (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 payment and settlement business; (four) other illegal business activities that seriously disrupt the market order.