HDPE solid-wall pipe is a high-tech product made of high-quality high-density polyethylene resin as the main raw material, adding appropriate additives, processed and moulded by extrusion. The product has the performance characteristics of corrosion resistance, aging resistance, impact resistance, high mechanical strength, long service life, excellent electrical insulation properties, etc. It can be widely used in the field of buried high-voltage cables, street lamp cable protection sleeve, etc.