> For the complete documentation index, see [llms.txt](https://seller.akaric.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://seller.akaric.com/jin-liu-xiang-guan/fa-piao-ji-zhang-wu-ecpay.md).

# 發票及帳務ECPay