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Sanmo has always adhered to the mission of "serving the needs of the country" and continued to increase investment in the semiconductor field related to the security of the national industrial chain. In the production and processing of semiconductor devices, we have developed a series of superhard material products for bevelling, thinning, cutting and polishing, as well as supporting ceramic plates, UV films and other products. It has the advantages of high precision, high processing efficiency, and good surface quality of the processed workpiece. Some products have surpassed similar foreign products in performance, successfully realized domestic substitution, and become an important supporting force for the development of China's semiconductor industry. It is China's leading supplier of semiconductor processing cutting and polishing products, and the domestic preferred brand of semiconductor processing cutting and polishing products.