GPPS has broad application prospects in food packaging. In the electromechanical industry, instrumentation, communication equipment industry, etc., it has been widely used in various instrument shells, lampshades, optical parts, instrument parts, transparent windows, transparent models, chemical acid storagee tanks, acid delivery tanks, telecommunications parts, high frequency Capacitors, high-frequency insulation gaskets, bracketis, inserts and refrigeration insulation materials, etc. It is also widely used in various daily necessities like bottle caps, buttons,containers, decorations, combs, toothbrushes, soap boxes, cigarette boxes and toys.