2026-Gongyi Changsheng Water Supply Materials Co., Ltd.

Gongyi Changsheng Water Supply Materials Co., Ltd. is an enterprise specializing in the production of double-flange expansion joints and detachable pipe fittings. Over the years, the company has adhered to the principle of "quality first, emphasizing reputation, and putting customers first". It strives for survival through quality and takes customer satisfaction as the benchmark, aiming to meet all the needs of customers. Our company is located in the central region of Henan Province, adjacent to Zhengzhou, the capital of Henan Province, in the west, close to Luoyang, the ancient capital of nine dynasties, in the north, near the ancient Yellow River of China, and in the south, overlooking Mount Tai and Shaolin Temple. There are ancient imperial tombs of the Northern Song Dynasty, the hometown of Poet Saint Du Fu, the precious gem cave temple of the Northern Wei Dynasty, and the snowflake cave of Fuxiu Mountain. The Kaoling Expressway passes by the factory, and the Longhai Grand Artery runs day and night. The transportation is very convenient, making it a great place for sightseeing and business negotiations. All our products are strictly designed and produced in accordance with national standards, featuring convenient installation, superior performance, and long service life. Our company's products are widely used in the construction of water supply and drainage projects in various large and medium-sized enterprises in the fields of water supply, drainage, power, metallurgy, urban construction, petroleum, and chemical industries. Over the years, based on the enterprise tenet of "quality meets standards, customers come first", our products have been sold well in more than twenty provinces and autonomous regions across the country, and have received unanimous praise from both new and old customers! Our main products: Rubber joints series: single spherical rubber joint, double spherical rubber joint, anti-tension rubber joint, variable diameter rubber joint, rubber elbow, flanged rubber joint, threaded rubber joint, clamp-type rubber joint. Expansion joint series: single-flange limit expansion joint, double-flange limit expansion joint, welded limit expansion joint, etc. Expansioner series: cast iron expansioner, cast steel expansioner, ductile iron expansioner, anti-tension expansioner, sleeve expansioner, sleeve expansioner, steel expansioner, rubber expansioner. Force transmission joint series: single-flange loose sleeve force transmission joint, double-flange loose sleeve force transmission joint, detachable double-flange force transmission joint. Compensation series: corrugated compensationer, sleeve compensationer, rotating compensationer, large-pull rod corrugated compensationer, sleeve compensationer, steel compensationer, rubber compensationer. Waterproof sleeve series: rigid waterproof sleeve, flexible waterproof sleeve series. Pipe support series: polytetrafluoroethylene sliding support, sliding pipe support, T-shaped support with sliding bracket, curved surface groove sliding support, heating pipeline support, pipe clamp sliding support.