Legal basis: Article 7 of the Law of People's Republic of China (PRC) on Tax Collection and Administration, taxpayers must truthfully file tax returns, submit tax returns, financial and accounting statements and other tax payment materials required by tax authorities according to actual needs in accordance with the provisions of laws and administrative regulations or the time limit and content of tax returns determined by tax authorities in accordance with the provisions of laws and administrative regulations. Withholding agents must truthfully submit the tax withholding and collecting report forms and other relevant materials required by the tax authorities according to actual needs in accordance with the provisions of laws and administrative regulations or the time limit and content of declaration determined by the tax authorities in accordance with the provisions of laws and administrative regulations.