Our company is located in Changxing County, Huzhou City, Zhejiang Province,specialized in manufacturing manhole cover seat for over twenty years of history, covers an area of 20000 square, to meet different customers' needs, Now we produced for different places of manhole cover ,Our company has high-strength, super-carrying capacity of ductile iron manhole covers; glass fiber or composition of different materials such as stainless steel fiber covers; with the unsaturated polyester resin as the main renewable raw materials of the composite resin wells cover.Because of our covers using the new material, save a lot of mineral resources, non-toxic, harmless to human body, with a certain social environmental benefits. With covers high strength, corrosion resistance, impact resistance, anti-aging and a series of advantages, the products have been recognized by many customers' praise .