Challenge Xiamen takes place along the scenic Huandong Romantic Coast at Tong’an Bay near Xiamen, China. The main format is a 1.9 km swim, 90 km bike, and 21.1 km run across a flat, fast, coastal course hosted on fully closed roads ideal for personal bests. The event also features Olympic, Sprint, and Duathlon options, making it accessible to a wide range of athletes. Set along golden beaches with calm waters and a dedicated running and cycling track, it offers a true “race with a view” experience.