Maybe you are a manhole cover purchasing manager, who are looking for high quality manhole cover, and Joneng are a professional manufacturer & supplier that can meet your needs. Not only manhole cover we produced have certificated the international industry standard, but we can also meet your customization needs. We provide online, timely service and you can get professional guidance on manhole cover. Don't hesitate to get in touch with us if you are interested in manhole cover, we won't let you down.
JoNeng valves company was started in 2007. Located in the stainless steel industry zone, Wenzhou, China. Totally 130nos of workers and the factory Covers 5000m2.
