The company's products have passed the ISO9001 international quality system certification, specializing in the production of bridge expansion joints, rubber bearings, expansion joints, external water stops, rubber plates, water stops, back-mounted water stops, basin rubber bearings, rubber water stops, rubber water stops, two-component polysulfide sealant, polyethylene closed-cell foam board manufacturers. The series of products, with complete specifications and excellent quality, are widely used in infrastructure construction fields such as electric power, hydraulic power, highways, railways, tunnels, machine roads, municipal administration, tower ports, mining, sports fields, gardening, farmland irrigation and construction.