Where can I complain if I don't issue an invoice when I buy medicine in Hohhot pharmacy?

12366。 Refusing to provide invoices or not issuing invoices for many times, consumers can call the hotline 12366 for reporting supervision. According to Article 19 of the Measures for the Administration of Invoices in People's Republic of China (PRC): "When units and individuals sell goods, provide services and engage in business activities to collect money, the payee shall issue invoices to the payer." Therefore, when selling goods, regardless of the amount, the payee will issue invoices to the payer.