I-Lishenflex njengombhobho we-fiberglass yobuchwephesha iphakanyiswe ngumenzi we-sling kunye nomthengisi e-China, yonke ipayipi ye-fiberglass iphakanyiswe ngesilingi iphumelele imigangatho yoqinisekiso lwezoshishino lwamazwe ngamazwe, kwaye unokuqiniseka ngokupheleleyo kumgangatho. Ukuba awufumani umbhobho wakho weNjongo ye-fiberglass uphakanyiswe ngesilingi kuluhlu lwethu lwemveliso, unokuqhagamshelana nathi, sinokubonelela ngeenkonzo ezilungiselelweyo.