Huaren

Uyghurs DNA and Physical is very close to Caucasian. Check out this thread. Most South Uyghurs can look like predominant Caucasian from Afghanistan, Europe. But North Uyghurs look more like Kazakhstan
http://www.theapricity.com/forum/showthread.php?155943-Turkey-vs-Uyghur-DNA-physical-attributes-%28-Turks-Including-Mongols-Kazakhs-Armenian-%29

Uyghurs are racially closer to Caucasian in DNA