Plastic corrugated pipes (PA, PE, PP) are widely used for wiring connections of machine tools, machinery, and electrical control cabinets, and are equipped with plastic quick connectors. The product specifications include AD7.0, AD10.0, AD13.0, AD15.8, AD21.2, AD25.0, AD28.5, AD34.5, AD42.5, AD54.5, etc. The colors are black gray, natural color, and orange. The products are beautiful, lightweight, and durable, and are widely used in automotive wiring harnesses, electronics, mechanical wiring harnesses, and other fields. They have replaced the original PVC and metal sheath products and become widely used wire harness sheath products in the market.