about us

Cangzhou Changming Pipe Fittings Manufacturing Co., Ltd. is a professional enterprise engaged in the production and export of concrete pump pipes and related spare parts. It has now become a large-scale joint venture integrating R&D, design, production and sales. The company is located in Yanshan County, Cangzhou City, Hebei Province, with fixed assets of over 3 million yuan. Relying on advanced equipment and technology, our factory has developed high-wear-resistant twinwall layer concrete pumping pipes. These pipes are made of special steel pipes and undergo high-tech processes such as inner wall quenching, carburizing and heat treatment. This significantly increases the service life of the pipes by 3 to 5 times, making our company a leading manufacturer of concrete pumping pipes and spare parts in China. Our main products include: twinwall pipes, wear-resistant pipes, ST52 pipes, twinwall elbows, cast elbows, reducing elbows, flanges, cast pipe clamps, forged pipe clamps, rubber hoses, reducing pipes, pistons, sealing rings, S valves, wear plate, cutting rings, cleaning balls and other related products. Our products are widely used in "Putzmeister", "Schwing", "Zoomlion", "Sany", "XCMG", "Junjin", "KCP" and other brands.