The company specializes in the research and development and production of more than 100 series and more than 60,000 specifications of industrial electrical products with independent intellectual property rights, mainly intelligent low-voltage power distribution and industrial control appliances, medium and high voltage appliances, smart meters, power appliances, and high and low voltage inverters. And sales. The company adheres to the craftsmanship spirit and serves China's electric power industry with safe, reliable and intelligent products.         

One of the leading companies in China's low-voltage electrical industry 


Why choose us?

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In terms of quality management, all products will be inspected in accordance with the standards and will be mass-produced.
Then we'll do a mid-term inspection to find problems in in-line production and fix them right away. We will do a final check again after completing the order and it is ready to ship.

Due to the good guarantee and after-sales service, most of our clients become our long-term business partners after the first cooperation. 

LOGO Meaning

"CNC" can be decomposed into two parts,'CN" and "C"."CN" is the abbreviation of CHINAand"C"is the first letter of the Great Wall"CHANGCHENG.The integrated meaning of the two is "China·Great Wall.


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