Widely applied in various fields such as subway walls, tunnels, schools, sports facilities, laundries, office buildings, and more. Its performance is particularly evident in damp areas, like kitchens, bathrooms, and balconies. The inorganic pre-coated board, made from asbestos-free calcium silicate as the base material, is coated with a special polyester for surface treatment, offering effective fire resistance, aging resistance, water resistance, and maintaining a bright appearance, conveying a sense of cleanliness. Despite China's robust industrial chain, the inorganic pre-coated board industry is still not a leader among the strong nations. Basic components have become a bottleneck restricting the quality-oriented development of China's manufacturing industry. During the 12th Five-Year Plan period, efforts to increase the domestic production of board materials will continue to be intensified.