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Xingqin Electronic Industry Co., Ltd. provides a wide range of line protection circuit components, including over-voltage protection, over temperature protection, over-current protection. The product portfolio provides negative temperature coefficient thermistor (NTC thermistor), zinc oxide varistor (MOV), ceramic positive temperature thermistor (thermistor), polymer positive ball, Wang Zhicheng temperature coefficient thermistor (polymer PTC self fuse), temperature sensor, gas discharge tube.