📁 聚合物
The Polymers category comprises establishments which are primarily engaged in the production of: Resins (raw materials of plastics), Basic Plastics and companies which provide custom processing such as extrusion or molding, Rubber (natural, synthetic, or reclaimed), Foam Also included are support industries such as associations, wholesalers, importers, and media companies which focus on the polymer/plastics industry. Sites not listed in this category include: Most plastic or rubber final products are listed in Business categories according to the application of the product. For example, many consumer products made from plastic are listed in Business: Consumer_Goods_and_Services. Polymer-based man-made fabrics are listed in Business: Textiles and Nonwovens: Fibers: Man-made.
