No, not all the plastic aprons on Pinduoduo are plastic. Plastic steel guardrail is mainly divided into: pvc lawn plastic steel guardrail, pvc grille plastic steel guardrail, pvc residential plastic steel guardrail, pvc road plastic steel guardrail, pvc balcony plastic steel guardrail, pvc isolation shore plastic steel guardrail. Its main purpose is to decorate courtyard green space, garden path and city avenue, with white and bright visual effect.