Theperfect performance of innovated corrugated pipe forcoal mines waste gas drainage pipe system: 1)Anti-static, flame retardant. 2) Saving 30% polyethylene material thantraditional pipe; 3) Diameter from 300 to 800mmareavailable; 4)High safety as it's sufficient drainage for waste gas. 6) Easy connectiondue to itsrealizedelectric-fusion; 7) Steel strip galvanized and coating with HDPE result in high corrosive-resistance.