Core Viewpoint - The company, Yuhuan CNC (002903.SZ), is actively developing and selling multi-functional external cylindrical grinding and polishing machines for processing semiconductor materials, particularly silicon carbide [1] Group 1: Product Development - The company's products can be used for various processing steps of silicon carbide, including ingot end face grinding, external cylindrical grinding, reference edge grinding, V-groove grinding, and post-cutting thinning grinding [1] - Some of the developed grinding and polishing equipment for silicon carbide has already been sold [1] Group 2: Market Expansion - The company has also delivered grinding machines for other semiconductor materials and related auxiliary materials, which have successfully passed acceptance tests [1] - This development lays a foundation for the company to further expand its semiconductor business [1] Group 3: Industry Context - Silicon carbide is recognized as a next-generation substrate material, and the industrial application technology and equipment processes in this sector carry inherent risks [1] - The company's CNC equipment for silicon carbide processing is still in the market development stage [1]