Changzhou Erpei Advanced Material Technology Co.,Ltd. is committed to the R&D and manufacturing of optical grade and functional engineering plastics Polycarbonate and Acrylic. It is an innovative technology-based enterprise with over 10 years experience. The advanced plastic sheets are tested by international standards and Chinese standards (ASTM&GB), they are very popular in North America, Europe, Middle East and Southeast Asia. Over 80% of them are exported to international markets.