(2) Cabinet body: use high-quality brand electrolytic steel plate, the thickness of the steel plate is 1.0mm, the surface is cleaned and then subjected to high-temperature electrostatic spraying, carbon dioxide protection welding, welding (connection) is firm, smooth after polishing, and not easy to rust (4) Hardware accessories: use high-quality brand muffler load-bearing national standard three-section guide rail, high-quality brand durable buffer hydraulic High-quality hardware accessories, such as high-quality door hinges, integrated bending handles and high-quality brand locks, have been opened and closed more than 50,000 times .