Your mother's behavior may have violated Article 225 of the Criminal Law of People's Republic of China (PRC), and she is suspected of illegal business operation. "Article 225 Whoever, in violation of state regulations, commits one of the following illegal business operations 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 for illegal gains or confiscation of property:

(a) operating a franchise or monopoly commodity or other commodities whose operation 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. "

Tobacco is a national monopoly commodity, and operators have strict geographical restrictions. Every cigarette and box of cigarettes has a serial number, and the sales range of the cigarette can be inquired through the serial number. Selling goods (cigarettes) from place A to place B without permission disturbs the market order. As you said, because your mother has high blood pressure above grade 3, you can apply in writing to the local public security organ for bail pending trial. It should be possible to go through the formalities of bail pending trial. However, the relevant provisions on bail pending trial must be observed after handling bail pending trial. Otherwise you may be arrested. A little advice, for reference only. I hope you can hire a lawyer to help you go through the relevant formalities in detail.