The point of lumbar yang is generally referred to as lumbar yang guan point, which is located in the spinal region of the back, on the posterior midline, in the depression below the spinous process of the 4th lumbar vertebra. It is one of the commonly used acupoints on the Directing Vessel, and has the effect of regulating Chong Ren (regulating the two veins of Chong Ren and maintaining the qi and blood of the internal organs), tonifying the kidney and strengthening the waist, and dispelling dampness. This point is mainly used for the treatment of spermatorrhea, impotence and other male diseases; menstrual disorders, leukorrhea abnormalities (such as leukorrhea with blood, leukorrhea with brown discharge, etc.) and other gynecological disorders; but also for the treatment of lumbosacral (lumbar vertebrae and sacral area) pain, lower limb numbness, pain, etc.. Acupuncture points, take a sitting or prone position, find the highest point of the two hip bones (two anterior superior iliac spine line) and the intersection of the rear center line, which is the 4th lumbar vertebrae spinous process, the spinous process of the depression below the point that is the waist Yangguan point. It should be noted that if you have acupuncture treatment needs, you should be under the guidance of a professional physician for the treatment of the corresponding disease. Do not operate blindly to avoid discomfort.