Good quality. Jinmen Door Industry is a well-known trademark in China, a listed company, and one of the top ten brands of security doors in 2022. Jinda's product style and process patents are among the best in the market. With advanced and complete production lines and strict quality control processes, the quality is guaranteed. Jinmen door industry products are made of high-quality stainless steel as a whole. At the same time, asbestos and other materials with fire prevention, heat preservation, and sound insulation functions are used as fillers in the door. The lower part is a cold-rolled steel plate, which uses multi-locking points to lock, and is anti-theft, fireproof, and Thermal insulation, sound insulation and other functions are of good quality and guaranteed quality.