Professional manufacturer of PTC and NTC thermistor, and sensor products. AMWEI PTC and NTC thermistor has been widely applied in the field of telecom & network, HVAC & R,home electric appliance, office automation equipment, medical, automotive, consumer electronics, lighting, meter & instrumentation, power supply and transformer, etc. AMWEI has a professional engineer team for customer product design and application assistance. Customer satisfaction is our honor and effort target, fast response is our pledge.  We maintain the highest quality standards through continuous employee training, rigorous internal auditing. We take continuous improvement as a primary business objective. SPC, MSA, 6-Sigma techniques are being applied throughout the manufacturing process in an endless loop of quality improvement.