The Pearl River Delta is a densely populated region in southern China, known for its rapid economic development. It encompasses major cities like Guangzhou, Shenzhen, and Hong Kong, forming a vital economic hub. The delta is characterized by its extensive waterways and rich biodiversity, making it an important ecological area. This region plays a significant role in global trade and manufacturing, contributing to China's status as a leading economic power. The Pearl River itself is one of the longest rivers in China, flowing into the South China Sea and supporting the area's agriculture and industry.