This classification handles various paper products used in manufacturing sites. It includes industrial paper towels, cleaning wipers, packaging kraft paper, moisture-proof paper, insulation paper, abrasive paper (sandpaper), masking paper, and filter paper. The target products are paper materials specialized for cleaning, packaging, protection, polishing, and insulation applications in manufacturing processes, distinguished from general office supplies and printing paper. This product group possesses industrial-grade characteristics such as oil resistance, water resistance, and strength required for industrial applications.