Zhiyun is known as a maker of smartphone-videography aids. The Smooth XS is the latest product in this line. It, like its recently-launch DJI counterpart, is a motorized gimbal with an optional tripod. However, unlike the OM 4, the XS has a telescopic arm for selfies and also costs under US$100.
https://www.notebookcheck.net/Zhiyun-introduces-its-new-Smooth-XS-gimbal-as-a-potential-DJI-OM-4-challenger.492187.0.html