How early does Xinzheng airport arrive at the airport?

According to the website of Henan Provincial People's Government, Xinzheng Airport needs to arrive at the airport two hours in advance. Zhengzhou Xinzheng International Airport domestic flight interception time is adjusted to 40 minutes before the scheduled flight takes off. Passengers need to complete all check-in procedures, check-in and baggage check-in 40 minutes before the scheduled flight takes off, and the interception time is delayed. The closing time of the boarding gate is still 15 minutes before the flight takes off. They should arrive at the airport at least 2 hours in advance to ensure enough time for security check-in, check-in and waiting for boarding.