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Salute efforts, salute struggle | Happy International Labour Day

Standing on the peaks of the times, overlooking history, it is labor that creates the progress of human civilization. Looking back on the journey of the great rejuvenation of the Chinese nation, it is labor that builds a solid ladder to dreams. The era we live in is a great era of inspiring p...

How much do you know about electric car charging piles?

The charging pile is divided into AC charging pile and DC charging pile. The one introduced below is JONCHN DC charging pile. The DC charging pile is fixed on the outside of the electric vehicle and connected with the power grid system to convert the alternating current of the power grid into the...

The Ultimate Guide to MCCB Circuit Breakers: An Introduction to the JCM3L Series

If you are looking for high quality MCCB circuit breakers in the market, JCM3L series is your best choice. These residual current circuit breakers are designed for use in distribution networks with AC 50Hz, rated voltage 400V and rated current up to 800A. They provide vital protection to personne...


After more than 30 years of development, it has developed into a specialized company with international operation.

About Jonchn

JONCHN Group, founded in 1988, is headquartered in Liushi, Wenzhou, the “electrical capital of China”. It specializes in the R & D, production and sales of transmission and distribution equipment, intelligent fire protection, power supply and other products. the implementation of parts production to finished product sales and service in one of the professional company.