Laoqianzhuang is a traditional Chinese martial arts style that focuses on using internal energy (known as qi) for self-defense and healing purposes. It was developed by Zhang Xueliang and Li Ziming, and is known for its emphasis on circular movements, softness, and redirection of force. Laoqianzhuang incorporates various techniques such as strikes, kicks, joint locks, throws, and pressure point manipulation. It is practiced both as a martial art and as a method of cultivating physical and mental well-being.