Introduction to the main peak of Yushan Mountain: The main peak of Yushan Mountain is 3997 meters above sea level. It is the highest peak in Taiwan. The mountain shape is straight and steep, and the mountain appearance is like a king. Because it is covered with snow all year round, it looks like jade from a distance, and together with the four peaks in the east, south, west and north, it is known as the "Five Mountains facing the sky".