Legal analysis: the temporary tax registration certificate does not need to be cancelled; But if it is not temporary, it needs to be cancelled, otherwise it will be blacklisted. If there is no time, you can entrust an accounting firm. In case of dissolution, bankruptcy, cancellation or other circumstances, taxpayers who terminate their tax obligations according to law shall report to the original tax registration authority for cancellation of tax registration with relevant documents and materials, and then go through cancellation of registration with the administrative department for industry and commerce or other organs; If it is not necessary to register with the administrative department for industry and commerce or other organs according to regulations, it shall, within 15 days from the date of approval or termination by the relevant authorities, report to the original tax registration authority for cancellation of tax registration with relevant documents and materials.

Legal basis: Article 16 of the Law of People's Republic of China (PRC) on the Administration of Tax Collection, if the contents of tax registration of taxpayers engaged in production and business operations change, they shall report to the tax authorities for the change or cancellation of tax registration with relevant documents within 30 days from the date when the administrative department for industry and commerce handles the change registration or before applying for cancellation of registration with the administrative department for industry and commerce.