Do I need to make an appointment in advance at twelve o'clock in Chang 'an?

You don't need to make an appointment in advance, you can buy tickets directly. The ticket price for the longest day in Chang 'an is as follows: adult ticket: 128 yuan; Student/child ticket: 68 yuan; Opening hours: 10: 00 to 22: 00 (the latest admission time is 21:30); How to enter the park: bring the original ID card and brush it directly into the park; Those who don't have their ID cards can go to the ticket center. You can take bus: No.609, 146 and No.44, get off at the bus stop of Yannan No.1 Road, Yanta South Road, and then get off at the South Square of Dayan Pagoda, and walk.