There are two long-distance bus stations from Golmud to Lhasa, one opposite the railway station; The other place is a little farther. 10 yuan can take a taxi to the station. The fare is divided into ticket 105 yuan and sleeper 172 yuan. There are flights in the morning and at noon, and the journey takes about 36 hours.
Address and contact information of Golmud Bus Station:
Address: No.23 Jiangyuan South Road, Golmud (opposite to the railway station)
Tel: 0979-8453688
I hope the answer will help you.