Haikou is located in Hainan Province, at the northern tip of Hainan Island in South China, facing the Qiongzhou Strait and across the sea from Guangdong Province. It is known as the “Coconut City” due to its tropical scenery and abundant coconut palms. The city enjoys a tropical monsoon climate, with an annual average temperature of around 24–25°C, warm throughout the year. As the capital of Hainan Province, Haikou serves as the political, economic, and cultural center of the island. It plays a key role in the construction of the Hainan Free Trade Port, leading development in trade liberalization, modern services, tourism, and high-end consumption. Haikou has strong advantages in marine economy, tropical agriculture, healthcare, and eco-friendly industries. The city is also an emerging hub for international education, medical tourism, and digital economy. Haikou is increasingly attractive to international students, professionals, and investors.