... trunking (multi cavity, top and cover co-extrusion)Main Products of Zhangjiagang City Tairong Mold CO.,LTD.:PVC cable trunking extrusion mouldsmore than ... customer’s request.4,All moulds are designed by high-tech softwares,such as ,CAXA,CAD,SOLIDWORKS,etc.5,All moulds ... for PVC wire cable trunking (multi cavity, top and cover co-extrusion)