This study takes electrolyte analyzer as the research object and conducts in-depth analysis from three aspects:working principle,intelligent design,and technical characteristics.By elaborating on key technologies such as electrochemical sensing technology,embedded system architecture,intelligent algorithms,and automated sample processing,the excellent performance of modern electrolyte analyzers is demonstrated.At the same time,a standard protocol based information integration method was proposed for the data processing and communication capabilities of the instrument,achieving seamless connection with hospital information systems and providing important reference value for the technological development of electrolyte analyzers.