APPLICATION● Construction of sunroof in buildings ,halls, shopping center ,stadium ,public places of entertainment and public facility.● Ring shield of bus stations ,garages, pergolas, corridors.● Transparent shields for security forces in nursery schools airports, factories.APPLICATION● The pp hollow cross section plate is light and high strength ,moistureproof good environmentalprotection and refabrication perfor mance.● Can be processed into the reusable container,packing case, clapboard ,backing plate ,and culet.