A cikin duniyar masana'antar takalmi da ke ci gaba da haɓakawa, zaɓin kayan yana taka muhimmiyar rawa wajen tantance inganci, dorewa, da aikin samfurin ƙarshe. Daban-daban na resins, ciki har da PVC (Polyvinyl Chloride), RB (Rubber), PU (Polyurethane), a ...
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