Severe traumatic shock, first of all, observe whether there is cardiac and respiratory arrest, if the heartbeat and respiration stop, immediately perform cardiopulmonary resuscitation. Those who are in critical condition can be resuscitated, tested and diagnosed at the same time, or carry out anti-shock treatment in the way of rescue and diagnosis first, and take the following measures: i. Establish intravenous channels: establish two or more intravenous channels as soon as possible, replenish fluids and use vasoactive drugs. Second, oxygenation: endotracheal intubation and mechanical ventilation if necessary. Monitor vital signs: monitor pulse rate, blood pressure, respiration, central venous pressure, electrocardiogram and other vital signs. Stop bleeding and dressing: Immediately stop bleeding, dressing and fixation for open trauma. Take medical history: Ask the patient or the escort about the medical history and injury history, and keep records. Blood collection: Blood collection is mainly to check the blood type, blood matching, blood routine, blood gas analysis, blood biochemistry, etc. VII. Indwelling urinary catheter: measure urine regularly. Eight, auxiliary examination: whole body examination to identify the injury, thoracic and abdominal puncture and bedside ultrasound, X-ray and other auxiliary examinations if necessary, should be restricted to move the patient when the blood pressure is not yet stable. IX. Special treatment: for patients with multiple injuries, in principle, dispose of them in the order of chest, abdomen, head and extremities. X. Surgery: determine the indications for surgery, make the necessary preoperative preparations, and perform definitive emergency surgery, such as tracheotomy, open heart extrusion, closed chest drainage, open chest, dissection to stop bleeding, etc.