The Double Wall Corrugated Pipe Extrusion Line is a state-of-the-art electric conduit pipe making machine designed to deliver exceptional performance and reliability for producing high-quality corrugated pipesこの先進的な生産機器は,電気,電信,排水,ケーブル保護のアプリケーションを含む様々な産業の増大する需要を満たしています.