What level does Zhuhai Airport belong to?

Zhuhai Airport is a modern large-scale airport designed and constructed in accordance with the 4E-level international civil airport standards. It has a designed annual aircraft takeoff and landing of 100,000, an annual passenger throughput of 12 million, and an annual cargo and mail throughput of 600,000 tons. . The terminal building covers an area of ??more than 90,000 square meters, with a peak passenger throughput capacity of 5,000 passengers/hour.