Where can I take bus from nanning airport to Chaoyao Square?

You may refer to Chaoyang Square, right? Well, it is 朝阳广场. City bus no. 301 can directly take you from the airport to the square in 50min, which is the terminal station. After landing, according to the clear guiding signs and you can easily find the bus.

Alternatively, take shuttle bus line 1 to the main railway station in 30-40min and then take a taxi to reach the square in 3-5min at a cost of CNY9.