Main applications: Consumer electronics, usually used for entertainment, communication, and office purposes, such as telephones, televisions, DVD players, electronic clocks, electronic educational materials, etc.

Main applications include industrial control systems, GPS navigation, online monitoring of sewage and air quality, instruments and meters, specialized equipment controllers, military and government agencies, telecommunications, banking, power systems, car-mounted LCD displays, security cameras, video doorbells, portable DVD players, LCD TVs, and environmental protection equipment.

Medical scanning equipment such as CT scanners, X-ray screens, and ultrasound scanners rely on electronic components to function.
Medical monitoring equipment such as heart rate monitors, blood glucose monitors, and blood pressure monitors also contain electronic components.
Medical instruments are also common in collecting data and testing results in medical research. PCBs are commonly used in electron microscopes, control systems, compressors, and other medical equipment.