By email or QR code, just find the original email or QR code, and you can download the VAT electronic ordinary invoice again. Or contact the merchant to help you reissue the electronic invoice. You can check the corresponding electronic invoice when you place an order in Huawei Mall or JD.COM Mall.
Electronic invoice:
Log in to official website, the Electronic Taxation Bureau, and click the item in the column I want to tax. Click the invoice in the tax-related matters handling function, and then select the ticket type for approval. Fill in the relevant information of the invoice type approval application form, and select the invoice type of VAT electronic ordinary invoice.
Upload the required additional information and complete the submission. Click to verify the signature and check the Signature property in the Signature Verification Status dialog box. In the Signature Properties dialog box, check Show signer certificate.
Select details in the certificate viewer dialog box, and then select a subject. The bottom of the dialog box shows whether the selected certificate path is valid. Selecting an issuer will show whether the selected certificate path is valid. If all the above shows that the certificate path is valid, then the electronic signature is true.