Avoid "driver download" sites that pop up with fake "Download Now" buttons. Many of these contain adware or malware. The manufacturer does not host drivers on shady file lockers.
Xin Top does not write its own drivers. They use off-the-shelf Realtek chips. Realtek drivers are universal for all adapters using the RTL8153 chipset, including Xin Top, Cable Matters, UGREEN, and AmazonBasics.
No. Chrome OS has built-in support for the RTL8153 chipset. Plug and play.