(1) The location of electronic signature on the invoice: located in the lower left corner of the invoice, that is, the seller's details;

(2) The specific method of verifying the electronic signature is as follows: Open the downloaded electronic invoice format file through the VAT electronic invoice format file reader, move the mouse to the "Seller" related information in the lower left corner, click the right mouse button, and then click the "Verify" button in the prompt box to pop up the verification result.