> For the complete documentation index, see [llms.txt](https://docs.pushsale.vn/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.pushsale.vn/cau-hoi-thuong-gap/11.-he-thong.md).

# 12. Hệ thống

- [Nguyên tắc chia số](https://docs.pushsale.vn/cau-hoi-thuong-gap/11.-he-thong/nguyen-tac-chia-so.md)
- [Chia số tự động](https://docs.pushsale.vn/cau-hoi-thuong-gap/11.-he-thong/nguyen-tac-chia-so/chia-so-tu-dong.md)
- [Chia số thủ công](https://docs.pushsale.vn/cau-hoi-thuong-gap/11.-he-thong/nguyen-tac-chia-so/chia-so-thu-cong.md)