Ningbo Fengyan Pipe Industry Co., Ltd. is a production-oriented enterprise specializing in manufacturing HDPE same-level drainage systems, HDPE siphonic roof rainwater discharge system pipes, and fittings. Our product specifications are comprehensive, and quality is stable. We also provide professional design and technical guidance to customers. With high-quality raw materials, optimized injection and extrusion production processes refined over many years, advanced processing equipment, and a stringent quality management system, our products not only meet the requirements of the increasingly mature domestic HDPE drainage market but also conform to international standards, exporting to international markets such as the Middle East, Europe, and Australia….