> For the complete documentation index, see [llms.txt](https://hotro.metric.vn/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://hotro.metric.vn/en/account/referral-code.md).

# 9.4. Referral code

Feature: Account

Module: ***Referral code***

<figure><img src="https://lh7-rt.googleusercontent.com/docsz/AD_4nXcCeiklOzuIolA8bKAyuhFfA7tj6GDNwdz8HVCzpikjTPUJvVTZt0Ny9t7gwtXExpg0LNZFJsglI-b-h7dyhPSdmrGO0lhcTXJdX7V8rTLQyl2hoXTTkm2huP94pILjv_w2i9q0C-7JGDV4V4OTTj1ZY_Eo?key=tbCtza_naiJWo2EDbyiWnA" alt=""><figcaption></figcaption></figure>

The feature **Referral code** allows you to share this code to other people to gain special promotions.

For any further requests, please contact hotline **033 806 2221**, or send to email: **<info@metric.vn>** for advice and answers.