Taoism is most prominent in China.
Taoism today is still quite popular. There are about over 20 million Taoists that live worldwide today, who stay in China, Southeast Asia, or Taiwan. Taoism (Daoism) is referred to as the teachings of Tao Te Ching, a classical Chinese book. They also promote the pursuit of spiritual immortality, self-development, and achieving harmony with nature.