Wide range of application: black and white diagnostic ultrasound instrument is suitable for ultrasound examination of many parts of the abdomen, obstetrics and gynaecology, small organs, blood vessels, etc. It is one of the indispensable tools in clinical diagnosis. Repeatability: Due to its non-invasive and non-radiation characteristics, black and white diagnostic ultrasound can be repeated several times to monitor changes in the condition or assess the effect of treatment.