For visible manhole, everyone has different special concerns about it, and what we do is to maximize the product requirements of each customer, so the quality of our visible manhole has been well received by many customers and enjoyed a good reputation in many countries. Jonengvisible manhole have characteristic design & practical performance & competitive price, for more information on the visible manhole, please feel free to contact us.
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.