... Certificate: ISO9001:2000 MOQ:3000 QSM PVC strips are used as pvc ceiling corner lines,pvc wall corner lines , It include 5 accessories ... jointer,H jointer,Internal jointer,External jointer.To joint the pvc panels together with very perfect effect and good looking,with ... endurable7)High strength,anti-discoloration,anti-aging for 30 years. PVC profile - PCL 016,PVC corner line