While Chinese stone industry has been developing promptly,stone-processing technics and equipment have gotten significant effect in scientific research.The successful research and wide application of super-thin and high-effect combined circular saw blade has furtherly promoted Chinese stone industry development.Taking super-thin 1600mm circular saw blade as an example,the use of super-thin circular saw blade in production and the difference in manufacturing and processing technics,economic benefit between combined circular saw blade and traditional single circular saw blade are described.