# Page Not Found

The URL `vi/vietqr-payment-apis/mo-vietqr-va-lien-ket` does not exist.

You might be looking for one of these pages:
- [Mở TK VietQR và liên kết](https://api.vietqr.vn/vi/mo-tk-vietqr-va-lien-ket.md)
- [Hỗ trợ và liên hệ](https://api.vietqr.vn/vi/ho-tro-va-lien-he.md)
- [API VIETQR CALLBACK](https://api.vietqr.vn/vi/api-vietqr-callback.md)
- [Gọi API Generate VietQR Code](https://api.vietqr.vn/vi/api-vietqr-callback/goi-api-generate-vietqr-code.md)
- [MASTER MERCHANT](https://api.vietqr.vn/vi/api-vietqr-callback/master-merchant.md)

## How to find the correct page

1. **Browse the full index**: [/sitemap.md](https://api.vietqr.vn/sitemap.md) - Complete documentation index
2. **View the full content**: [/llms-full.txt](https://api.vietqr.vn/llms-full.txt) - Full content export

## Tips for requesting documentation

- For markdown responses, append `.md` to URLs (e.g., `/vi/mo-tk-vietqr-va-lien-ket.md`)
- Use `Accept: text/markdown` header for content negotiation