Henan Lianghe Pipeline Equipment Co., Ltd. is a modern enterprise specializing in the production of water supply and drainage equipment, integrating research and development, design, manufacturing, sales services, import and export trade. We are a professional manufacturer of drainage materials and pipe expansion equipment. Our main products include various pipeline accessories, such as steel expansion joints, single and double flanged limiting expansion joints, single and double flanged force transmission joints, stainless steel expansion joints in materials like 304.316L, 02S404 standard waterproof couplings, metal hoses, spherical compensators, buried compensators, bellows compensators, non-thrust compensators, single and double ball rubber joints, reducers, flange connections, duckbill valves, fan coil units, fabric duct compensators, rectangular compensators, pipeline quick sealing joints, large-diameter flat welding flanges, double flanged manual, pneumatic, and electric bidirectional metal-rubber sealed butterfly valves, soft and hard sealed hand and non-hand gate valves, sandwich, flanged, silent micro-resistance slow-closing check valves, Y-type filters, rubber joint protectors, and a series of other products.