Bellows expansion joint is Gongyi City Xinke plumbing flagship product, is a professional | manufacturers. Bellows expansion joint products are: metal rectangular expansion joints, metal bellows expansion joints, metal bellows expansion joints, expansion joints and other buried type. "Xin Branch" people to "perfect quality, dedicated service" as the guiding ideology. Provide users with quality products and good services. Adhering to the "technology and development, quality of survival," the quality and dedication to new and old customer service, and welcome us!