户外瓦片以及型材的应用
PVC共挤瓦片PVC co-extrusion tite
挤出级ASA耐候材料Extrusion-grade ASA weather-resistance material
塑钢门窗型材Profiles of plastic-steel door and window
挤出级ASA耐候材料Extrusion-grade ASA weather-resistance material