Guangzhou Baiyun International Airport is set to unveil Terminal 3 by October 2025, making it the world’s largest single-terminal airport. Spanning 683,300 square meters, the expansion boosts passenger capacity to 120 million annually and introduces China’s first open-air observation deck. Integrated with rail, road, and air transit, the project strengthens Guangzhou’s role as a global aviation hub and signals a transformative leap in international connectivity and airport design.