Product Introduction 1. Insulation and sound insulation: The interior is filled with high-quality insulation and sound insulation materials, which effectively blocks external noise and temperature changes, creating a quiet and comfortable indoor environment. 2. Energy saving and environmental protection: Aluminum is a recyclable material, which conforms to modern environmental protection concepts and has little impact on the environment during production and use. 3. High-quality materials: Aluminum has good corrosion resistance and durability, is not easy to rust or fade, and can maintain good appearance and performance after long-term use. 4. Excellent protection performance: It adopts a sturdy aluminum frame and thickened door panels, and is filled with fireproof, anti-theft, sound insulation and other materials inside, which can effectively resist violent invasion and bad weather, and provide strong security. 5. Customized service: The size, color, pattern, etc. can be customized a…