Three years after the State Council of China issued the Outline Development Plan for the Guangdong-Hong Kong- Macao Greater Bay Area, the most dynamic metropolis cluster in China has taken on a new look, with greater development potential, greater economic aggregation, and greater economic strength. In the past three years, the GDP in the area grew from 10.87 trillion yuan ($1.7 trillion) in 2018 to 12.81 trillion yuan ($2.01 trillion) in 2021. The Greater Bay Area is marching toward a dynamic and internationally competitive world-class city cluster.