The Pearl River Delta region in China has indeed witnessed remarkable economic growth and development, with its GDP surpassing that of Spain. This achievement marks an important milestone and signals the rise of the "Bay Area Economy" model.

The success of the Pearl River Delta can be attributed to several factors. Firstly, it benefits from favorable policies and strategic planning, which have attracted significant domestic and foreign investment. Secondly, the region has a well-developed industrial infrastructure and a diverse economic structure, encompassing manufacturing, technology, finance, and services. Additionally, continuous innovation and technological advancements have played a crucial role in driving economic growth.

The entry into the era of the "Bay Area Economy" brings new opportunities and challenges. It requires further strengthening of regional cooperation, improvement of transportation and communication networks, and enhancement of the quality and competitiveness of the workforce to sustain and accelerate economic development.