Sacroiliac joint injury can be treated by the following methods: first, manipulation, the patient supine position, the operator will be the affected side of the knee and hip flexion, hip internal rotation patient sacroiliac joint pain, to reduce pain and then add pressure, there is pain to maintain pressure, to reduce pain and then add pressure, so repeat the operation 3 times, 1-2 times a day, 15 days for a course of treatment; second, traction method, the patient supine position, the operator will be the affected side The lower limb is bent at the knee and hip, and then the lower limb is tractored under the foot with sudden force to make the lower limb in a straight position, and the operation is repeated 5-10 times, 1-2 times a day, 15 days as a course of treatment; third, sacroiliac joint closure, lidocaine hydrochloride and doubly tamoxifen are mixed to the sacroiliac joint for painful point closure injection treatment, once a week, 3 times as a course of treatment; fourth, acupuncture therapy, along the sacroiliac joint gap to find the painful point, skin Fourthly, needling therapy, finding the painful spot along the sacroiliac joint gap, disinfecting the skin routinely, using disposable injection needles to pierce directly, lifting and inserting more than ten times for strong stimulation, 1-2 times a week, 5 times for a course of treatment.