1. Audio devices: input, output amplifier, balance amplifier, audio amplifier, preamplifier, power amplifier.
2. Power Supply: switching voltage regulator, DC/AC converter, SW voltage regulator, etc.
3. Communication electronic equipment: high frequency amplifier, filter, transmitter circuit
4. Office automation equipment: motor drive, etc
5. Automobile: electronic regulator, ignition device, power controller, etc.
6. Computer :CPU board, floppy disk drive, power equipment, etc.
7. Power module: converter, solid relay, rectifier bridge, etc
8. Lamps and lighting: A variety of colorful LED energy-saving lamps are well received by the market, and Aluminum LED PCB used in LED lights has also begun to be applied on a large scale.