Hebei Changyang Pipeline Sales Co., Ltd. is a new force formed by the old-name pipe group established in the 1980s. It relies on a large number of core technologies and production experience accumulated by the old-name group, plus first-class quality control, physical and chemical testing, and produces professional pipe fittings in strict accordance with various standards. Products are widely used in petroleum, petrochemical, chemical, thermal power, boilers, four major pipelines, fertilizer, aviation nuclear power, metallurgy, shipbuilding, machinery and military fields.