Schedule on Huashan Mountain

For the Tourism bus line, do you refer to the Tourism Bus line 1 from Xian to the mountain?
If so, the buses are in operation the whole year.
The buses reach at the bottom of the mountain and then you can find mini-buses for the moutain.
There are cable cars on the moutain but it only covers a short distance and can take you to reach the North Pea and it is also in operation the whole year.