Complex sentence: Passenger road service between Tashkurgan and Sost also exists, and road service between Kashgar and Gilgit (via Tashkurgan and Sost) started in summer 2006.
Split into simpler sentences: Passenger road service between Tashkurgan and Sost also exists. Road service between Kashgar and Gilgit (via Tashkurgan and Sost) started in summer 2006.