Core Viewpoint - The company has successfully certified its high-purity quartz products for the semiconductor industry and is actively selling them in the market [1] Group 1: Product Certification - The company’s high-purity quartz tube, rod, cylinder, and ingot products have been certified by well-known domestic and international semiconductor equipment manufacturers [1] - The company’s self-produced high-purity quartz sand has also received certification from multiple international mainstream semiconductor equipment manufacturers [1] Group 2: Market Engagement - The company is actively cooperating with domestic chip manufacturers for the localization certification of semiconductor quartz [1]