The location of the plaster for lumbar pain is mainly twofold: 1. the location of the lumbar pain, the pain is often strain, strain, cold and inflammatory lesions, after the plaster is applied to activate blood circulation, eliminate blood stasis, reduce swelling and relieve pain, can effectively increase venous reflux, promote arterial blood supply, promote the metabolism and absorption of metabolites, effectively relieve the symptoms of lumbar pain. 2. the location of the plaster is mainly acupuncture points The kidney, large intestine, vital gate and lumbar yangguan are usually selected, where the kidney is 1.5 inches away from the spinous process of the 2nd lumbar vertebra, the vital gate is in the depression under the 2nd spinous process of the lumbar vertebra, the large intestine is 1.5 inches away from the spinous process of the 4th lumbar vertebra and the lumbar yangguan is in the depression under the spinous process of the 4th lumbar vertebra. After the meridians are cleared, the local manifestations of Qi stagnation and blood stagnation can be relieved and the pain in the lumbar region can be effectively improved.