Industrial overhead sectional door

Hongfa overhead sectional doors are widely used for applications such as high insulated doors for the LEED institutional projects, security doors (police, military installations, detention centers), sectional doors for the mining industry (iron, nickel, diamond etc.), airport hangar doors and rust resistant doors for the marine or corrosive environments. Industrial sliding door with molded inner and outer doble steel door surface coating polyester high temperature treatment, the middle...