Polycarbonate PC film usage: 1. Black flame-retardant PC film: used for power system insulation, disk drive insulation, keyboard insulation, TV/monitor insulation, and computer motherboard insulation. The upper and lower covers of the new energy battery pack are insulated. 2. Printing grade frosted PC film is suitable for special printing, such as helmets, signs, nameplates, protective covers, etc 3. Anti scratch PC film usage: Window lenses for electronic products such as mobile phones, MP3, MP4, DVD, backlight, etc 4. Optical grade transparent PC sheet: mobile phone tempered film base plate, lens film, etc Polycarbonate PC film thickness: Between 0.05mm and 2.5mm, available in black, natural color, transparent, brown, etc., divided into rolls and sheets, with coil specifications of 930mmx89.3KG and sheet specifications of 930mmx1830mm; 1244mmx1830mm