Magnesium silicate fire-resistant board features high-temperature resistance, flame retardancy, sound absorption, shock resistance, pest resistance, corrosion resistance, odorless, tasteless, and non-polluting. It can be directly painted and faced, installed with exhaust nails, and tiles can be directly mounted. The surface has excellent coloring properties, high strength, bend resistance, flexibility, can be nailed, sawed, and glued, making decoration convenient. It can also be compounded with various thermal insulation materials to form composite thermal insulation boards.