Supplement:
Limited companies (business licenses of enterprise legal persons) and natural persons (business licenses of individual industrial and commercial households) can register trademarks.
1. According to Article 32 of the Detailed Rules for the Implementation of the Law of People's Republic of China (PRC) Municipality on Tax Collection and Management, taxpayers who fail to pay taxes within the tax payment period shall also file tax returns in accordance with the regulations. So you have no turnover to declare, which is called "zero" declaration in the mainland, that is, the taxable turnover is "0" and the taxable amount is "0".
The tax basis of business tax is your current turnover. You can know your current turnover through your accounting voucher. Make sure that the additional taxes you should pay, such as business tax, urban construction tax and education surcharge, are calculated according to the business tax paid. According to different local regulations, the types of additional taxes paid are also different, but generally speaking, these two taxes are to be paid.