There are always unexpected situations in our lives, such as electric shock, car accidents, etc., if there are signs of cardiac arrest or shock, not timely rescue will be life-threatening. Therefore, in peacetime, we should know more about first aid measures and use cardiopulmonary resuscitation in the correct way, which can help others save lives.Adjust pressing mode with the same screen, pressing depth, more convenient operation, save timeThe machine is light and portable, easy to install, reasonable distribution of function areas, and harmonious unity of function and form is achievedThe reliable, stable image is given life and a sense of design, so that it can be regarded as a professional medical deviceIt can be connected with the ventilator to solve the ventilation problem and achieve accurate control of press ventilation