Durable construction: Built with a solid metal frame, welded details, and a powder-coated finish for long-lasting performance and stable form. Efficient workspace: A tiered 3-4 level storage solution suitable for A4 publications, stationery, and documents, helping maximize desk space. Flexible rack design: Extendable mechanism allows expansion while maintaining stability; smooth, slip-resistant operation and an adjustable shelving system. Wide applicability: A versatile organizer for efficient paper storage and document management; accommodates A4 folders and newspapers; suitable for study, business, and home use. Use scenarios: - Office desk: organize A4 folders, newspapers, and documents for quick access. - Study room: store notebooks, stationery, and handouts in one place. - Small business or home office: centralize papers and reference materials for easy retrieval.