Our company is a professional manufacturing company in the zincified knockout field. We are specialized in producing different steel outlet boxes, covers, and extension rings.

Our factory produces hundreds of square, octagon, and handy box. We produce knockouts with the iron thickness of 0.6mm to 1.6mm, with earth screws or not, with active or inactive installation fasteners, with various diameters of holes and holes of trimmed or untrimmed. All our products have passed UL certification. Our main market is North and South America.

“High quality products, excellent services, competitive prices and prompt delivery” is our mission. We have a strict quality control system to make sure high quality products. For more information, please feel free to contact us directly.


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