1. Gym: Gyms provide various fitness equipment and courses, such as treadmills, dumbbells and yoga, to help people achieve the goals of health and plasticity.
2. Billiards: Billiards is a very popular indoor sport all over the world. There are many different kinds, including snooker, Chinese billiards and American billiards.
3. Table tennis: Table tennis is a popular ball game in the world, including attack, confrontation and defense. Table tennis originated in England and got its name because of the sound it makes when hitting.
Tai Ji Chuan not only inherited the traditional way of keeping in good health in ancient China, but also developed it on t