Iyi moderi yibikoresho ikoreshwa cyane mugukuramo umwirondoro, imiterere nuburyo bwa screw na barrale biratandukanye cyane, kandi imigozi na barrale bitunganywa neza bishobora保证plastike nziza, ubushobozi bwinshi kandi irashobora guhaza abakiriya batandukanye bakeneye,
Ibice bigenzura amashanyarazi bifite ibikoresho murwego wo hejuru bigatuma umutekano ukora。Birakwiriye Umwirondoro wa PVCPCABS。