Grandview Crystal Screen CO.,LTD is specialized in producing projection screen more than 8 years . Our total production averages 0.2 million screen per year, 70% for export and 30% for the domestic market. We aim to provide efficient and valuable projection screens, and to employ advanced technology to serve our clients, delivering a crystal clear world and a crystal clear life. And all of our product have UL. CE and RoHS certification . So please rest assured our product抯 quality ..