2. If there is no business, it is necessary to make a zero declaration. If you didn't report it last month, you should go to the lobby to make it up. The state is still relatively tolerant of micro-enterprises.
If there is income, the general sales tax is 3%, and the additional tax is about 4%. If there are profits, pay 4% income tax according to the profits.
4. Subsidies vary from place to place. You must contact the lobby or the tax director, and you must fill out many forms.
In addition, subsidies are generally aimed at turnover. If you have no business, the approval may not pass.