The CMS1700A color Doppler ultrasonic diagnostic system with high resolution adopts Doppler ultrasound imaging technology, advanced image processing technology (such as digital beam-forming technology, tissue harmonic imaging (THI), image speckle suppression, etc.), and a digital integrated graphic management system. The system has a powerful computer processing platform and is mainly suitable for the diagnosis of abdomen, heart, peripheral vessels, breast, obstetrics and gynecology, small organs, urology, muscle, incretion and pediatrics, etc.