Ecological city Haikou, also known as "Coconut City", is the southernmost and only tropical sea-island provincial capital of China. Located at N20°, Haikou is far away from cold winter and haze. It boasts balmy weather all year around, with annual average temperature of 24.3℃. It is a place with abundant sunshine, clear sea water, clean and fine beaches, dancing coconut trees, colorful sailboards floating far out at sea. Being ranked among Top 3 happiness cities of China three years in a row, Haikou is a coastal holiday destination with sunshine and clean air as a high-quality international tourism city that leaves tourists to linger around and enjoy life.