We are the professional manufacturing the 0.5-35 KV outdoor indoor, fuse cut out composite insulator dry type, oil-immersed, combined transformer, electrical energy meter, power capacitor correction bank, low voltage stablizer and so on

1. Who we are

Heyi is dynamic company established in 1992, who specializes in research and design, manufacturing, and distribution of all kind ofcurrent transformer

Further more, we also develop ours business for the electrical product, like energy meter, power meter, power capacitor, relay, proximity switch and so on, focusing in ours customers needs, provide the best solution supporting ours customers, be the best in their filed of businss

2 why choose us

We have our own facilities for R&D, Production, Sales & Market, and Customer Support, specializing in the design, manufacture and delivery of customized solution. Equipped with all kinds of professional instruments and testing equipment, combined the professional standard of product testing methods, now we has an annual output of 5, 000, 000 or more products.

3 Heyi Mission, vision values

Heyi mission is to provide reliable, accurate and customized current transformer solution

Heyi vision is leading global split core CT manufacture and energy solution provider

Values Enthusiastic by our work, we offer a quality personal and close service to our customers

Some products have been approved by CE and IEC certificates.