Stscking School Furniture Student Study Classroom Training Chair Conference Chair. 5-Year Warranty: Comprehensive 5-year warranty coverage for all mechanical defects. Customizable Color: Color options are fully customizable to meet specific requirements. Customizable Packing: Packing specifications can be customized according to client needs. Stackable Design: Space-saving stackable structure for efficient storage and transport. Durable Materials: Constructed with PA+GF frame, 12mm plywood seat, and high-quality foam. OEM/ODM Service: Full OEM and ODM services available with 6 R&D engineers. ISO9001 Certified: Manufacturing process certified under ISO9001 quality standards. Versatile Usage: Suitable for schools, training institutions, and conference rooms.