Who knows how to achieve electronic invoices like JD.com?

for example, the main points are as follows:

  1. Management of pdf files temporarily generated to view invoices in the form of saving invoice data
  2. use of electronic signatures, check
  3. Verification of electronic invoices, mainly verifying signatures and data matching
  4. Class libraries and extensions used
  5. processing of business logic involving invoices (except for generating and viewing verification [after-sales matters])
  6. php python java is fine.
Php
Sep.03,2021

php is fine. Landlords can try php to generate pdf files. You can learn about this package, which is similar to filling data in dom, and then exporting this segment of dom to pdf,. It is decided by the business where to fill what data, and does not need any additional expansion. Package address: https://github.com/dompdf/dompdf


learn about Aliyun's electronic invoice business. It's very simple, just make an API Caller. Attach air ticket Aliyun E-invoice

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