How to check the authenticity of quota invoice and hand-torn invoices

1. Log on to WeChat, search for WeChat official account's "My Invoice" in WeChat, and then pay attention to "My Invoice". Click "Invoice Tool" and select "Invoice Inspection" in the pop-up options;

2. Go to official website, the local tax bureau, to check whether the invoice has expired. This cannot be checked across provinces;

3. Call the 12366 tax hotline to check whether the invoice has expired, or send a short message to the tax hotline, and the mobile phone user can edit the short message and send it to 123662;

4. If you can't find the above, you can simply identify it by looking at the form of the seal.