IVY METERING CO.,LTD IVY METERING Co.,Ltd is professional designer and manufacturer of switching components, measuring components, measuring assembly and metering instrument. Since the factory established in ZheJiang in 1994 and sales center developed in Shanghai in 2015. We have 32A~200A motor/magnetic latching relay;anti-tamper/DC immunity/permanent magnetic immunity of 500mT;5A~500A current transformers, prepayment IS STS smart meters with IR&GPRS or RF(Bluetooth,Lora,NB-IoT etc) comm....which can meet with IS13779、IS15884:2010、 IS15959:2011 standard. More info. plz click www.ivy-metering.com(components) . We are looking forward to cooperating with you via flexible ways.