... trunking (multi cavity, top and cover co-extrusion)Main Products of Zhangjiagang City Tairong Mold CO.,LTD.:PVC cable trunking extrusion mouldsmore than ... ,CAD,SOLIDWORKS,etc.5,All moulds are made by advanced equipments.6,All moulds are equipped with matching components,which guarantees ... for PVC wire cable trunking (multi cavity, top and cover co-extrusion)