HD kích hoạt bảo hành
| STT | Name | Link Download |
| 1 | Quy dinh thoi gian bao hanh va dan tem SMS cua cuon (STD) | https://drive.google.com/file/d/13KoIcflck9lDNdNmoG5doaNrOxBUtiq3/view?usp=sharing |
| 2 | Quy dinh thoi gian bao hanh va dan tem SMS cua cuon 1.2024 | https://drive.google.com/file/d/1XxTbOUYzWPxTrK54-oK6NrCG10V9DwZ5/view?usp=sharing |
