The company is an A-share listed company on the Shenzhen Stock Exchange and belongs to Jianhua Holding Group. The company's main business includes the production, sale and installation of concrete pipelines such as prestressed steel cylinder concrete pipes (PCCP); R&D, production and sales of metal pipe fittings and steel pipes (including 3PE anticorrosive steel pipes and stainless steel corrugated pipes); and full life cycle management services for underground pipelines. The company is a backbone supplier of prestressed concrete pipes, steel pipe series products, and high-end metal pipe fittings required for large-scale national hydraulic engineering construction and cross-watershed water transfer projects. The company's main business is the production, sale, installation and after-sales service of concrete pipelines such as prestressed steel cylinder concrete pipes (PCCP), and R&D, production and sales of metal pipe fittings. Main product business: concrete pipes such as prestressed concrete cylinders (PCCP), bends, three-way, four-way, 180°, 90°, 45° bends, variable diameter pipes, short flanged joints, pipe heads, forged socket series, etc., 3PE anticorrosive steel pipes, underground pipe network full life cycle management services, etc. Corporate honors: 100 outstanding enterprises for “restructuring, improving internal skills, and increasing efficiency” in the national construction industry, the “Eleventh Five-Year” Top 100 Brands in the Shandong Building Materials Industry, Excellent Management Innovation Enterprises in Shandong Province, etc.