> For the complete documentation index, see [llms.txt](https://developers.esms.vn/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://developers.esms.vn/esms-api/ket-noi-ma-svoucher.md).

# Kết nối mã SVoucher

- [Kết nối đầu số ngắn](https://developers.esms.vn/esms-api/ket-noi-ma-svoucher/ket-noi-dau-so-ngan.md)