Domestic AED equipment Mindray is good. Mindray Medical AED is an automatic external defibrillator, also known as automatic external shock device, automatic electric shock device, automatic defibrillator, cardiac defibrillator and fool electric shock device, etc. It is a portable medical device that can diagnose specific arrhythmias and deliver electric shock defibrillation. It is a medical device that can be used by non-professionals to rescue patients with sudden cardiac death.