Welcome to YueQing HEYI Electrical Co,Ltd.
HEYI, established in 2002, who specialized in research and design,manufacturing, and distribution of current transformers, a variety of split core current transformer ,mini current transformer Rogowski coils ,hall effect current sensor and related accessories. which is widely used in Smart Grid Industry all covering distribution,Saving&Protecting& Metering Electicty, and Power System.( With an emphasis on continuous improvement, innovation and high...
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