Jing-well points are located at the end of limbs.Observing or detecting changes of jing-well points may assist in the diagnosis of disease.Acupuncture and moxibustion at Jing-well points can treat a variety of diseases,especially bloodletting at Jing-well points,which is one of the commonly used first aid measures in traditional Chinese medicine.Modern clinics also use this therapy for emergency treatment of coma caused by internal medical diseases,poisoning and trauma,and explained its related mechanism of action from multiple angles.The clinical application of Jing-well points is also extended to other fields,such as prevention and health care.This article introduces research achievements on diagnosis and treatment using Jing-well points,which come from Research Center of Experimental Acupuncture Science and other research institutions at home and abroad.The research achievements on diagnosis and treatment using Jing-well points were concluded,the theory of stimulating Jing-well points can regulate blood circulation of brain,improve intelligence,and regulate the function of vegetative nerves were proposed.