Article 19 of the Measures for the Administration of People's Republic of China on Issuing Bills stipulates that "units and individuals that sell goods, provide services and engage in other business activities shall collect money from foreign businesses, and the payee shall issue a bill to the payer.

if the payee fails to invoice for a long time, call 12366 where the payee is located, and the tax bureau will handle it within 7 days; If the overdue tax bureau does not handle it, call 12345 to complain about the inaction of the tax bureau.