Sinopec did not reply to the invoice after refueling.

China Petrochemical's invoice can't be issued. There may be two situations. First, you have to file tax returns. When filing tax returns, you need to take the invoice system tax tray in the gas station to the tax bureau to file tax returns, so you can't issue invoices; Second, the system cannot be invoiced in case of upgrade or system failure.

At present, the electronic invoices used by PetroChina and Sinopec are downloaded directly from the link. If you can't open it, please change your browser and download it before opening it.