Yang-24 Tai Ji Chuan simplifies the Tai Ji Chuan, is easy to popularize, is suitable for the infirm and the elderly to practice, and has a primary health care function. Chen's 24-style Tai Ji Chuan includes Chen's 24-style health-preserving Tai Ji Chuan and Chen's mixed 24-style Tai Ji Chuan. Wang Erping Chen's 24-style health Tai Ji Chuan is a simplified health Tai Ji Chuan based on Chen's Tai Ji Chuan. Among them, some postures of Chen Tai Ji Chuan are still difficult to practice, which is suitable for ordinary people to practice and has a good health preserving effect. Chen's 24-style Tai Ji Chuan practiced Tai Ji Chuan on the basis of Tai Ji Chuan's internal skill of mixing elements. Tai Ji Chuan's mixed internal skill needs hard training to master, but it has a good health preserving effect.