Insulating monolithic board, consisting of an insulating layer, a strong composite adhesive, and a decorative coating. Suitable for energy-saving and decorative renovations of old buildings, it is not affected by regional differences. Made from natural granite, it is processed into stone with a thickness of 5-8mm using a stone saw. Featuring a unique installation method, it offers high safety, excellent weather resistance, and durability. Easy and quick to install, it is more material-efficient, lightweight, and cost-effective. It has strong impact resistance, good freeze-thaw resistance, resistance to salt brine, and strong resistance to acidic and alkaline corrosion. It is easy to install, has a short construction period, is firmly bonded, and occupies minimal space.