In the rich text editor:
@Charminggru
In a comment:
[Charminggru](https://chowlings.com/user/Charminggru)
For Names and Avatars:
In the rich text editor:
%Charminggru
In a comment:
[![Charminggru's Avatar](https://chowlings.com/images/avatars/default.jpg)](https://chowlings.com/user/Charminggru) [Charminggru](https://chowlings.com/user/Charminggru)