After the company name is changed, the tax change formalities shall be handled again. According to the relevant regulations, if the contents of the taxpayer's tax registration change, it shall, within 30 days from the date when the administrative department for industry and commerce handles the change registration, report to the tax authorities for the change tax registration with relevant documents. The contents of tax registration include the taxpayer's name, taxpayer identification number, registration type, production and operation period, etc.

legal ground

"People's Republic of China (PRC) tax collection and management law" sixteenth

Taxpayers engaged in production and business operations shall, if the contents of tax registration change, report to the tax authorities for 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 to the administrative department for industry and commerce.