How to go Hengshan from Changsha?

You can take regular bus from Changsha South Bus Station to Nanyue. Please don't take buses from Changsha to Hengshan. If you plan to visit the Mt.Hengshan, you should buy tickets from Changsha to Nanyue because there are buses for Hengshan County. It departs arond 30 minutes from 08:00 to 17:20. The ticket price is CNY 46. It takes around 2.5 hours.

I just know that the last bus from Nanyue Bus Station for Changsha leaves at 16:00. If you can't catch the bus, you can go to Hengshan West Railway Station. There you can take high speed trains back to Changsha. It just takes around 30 minutes.

There are two mountains in China called Hengshan. Hanging Temple is located in Mt. Heng in Shanxi. If you want to visit the temple, you should catch the train from Changsha to Datong. Then you catch a taxi to Datong South Bus Station. There you can take bus to Mt. Heng and visit the Hanging temple.