what is the name of the bus from Zhengzhou to yuntai mountain?

There are special tourist buses that can take you to Yuntai Mountain in the General Bus Station and New North Bus Station.
The schedules in the Central Bus Station are 07:30 am and 08:30 am. The ticket fare is CNY 47. This bus station is located 1.7 miles away from the railway station of this city.
The schedules in the New North Bus Station respectively are 08:30 am and 09:30 am. The ticket fare is CNY 45.
It's ok for you to buy ticket in the station. And it will take around 2 hours on the way. :-)