Marka la is barbar dhigo muraayadaha iyo xaashida polycarbonate ee iftiinka cirka, waxaa jira dhowr arrimood oo la tixgeliyo. Halkan waxaa ah isbarbardhigga tafatiran ee u dhexeeya labada agab:
Hal qayb oo ka mid ah Shanghai MCLpanel New Materials Co., Ltd. waa ganacsi dhamaystiran oo diiradda saaraya warshadaha PC muddo ku dhow 10 sano, ku hawlan cilmi-baarista iyo horumarinta, wax soo saarka, iibinta, habaynta iyo adeega ee polycarbonate polycarbonate.