Preface uses synthetic high polymer low epispastic stuff makes sole, wearing not only comfortable, and valence cheap, already received a large number of application in shoemaking industry at present.

• 前言 采用合成高分子低发泡材料作鞋底,不仅穿着舒适,而且价廉,目前在制鞋行业中已得到大量应用。