Yes, it is very safe to visit Xinjiang now. The Uyghur people are some of the most friendly you’ll ever meet. Most visitors feel it is totally safe in the main tourist areas, though there may be an elevated police presence.
1) A loop route covers all classic sites of Northern Xinjiang
2) Enjoy Kanas national park surrounded by mountains and lakes
3) Stay one night at Hemu village to witness the traditional lifestyle of Tuwa people