Core Viewpoint - The 2025 International Silicon-Based Materials Industry Exhibition and the 5th Jiangsu International Quartz Industry Conference will be held on October 19-20, 2025, in Nanjing, focusing on innovation and future leadership in the quartz industry [1][6]. Company Overview - Tianchang Silicon-Based New Materials Co., Ltd. was established in December 2021 by Anhui Weichuang High-Tech Group in Tianchang City, Anhui Province, specializing in the production and sales of high-purity quartz sand for single crystal silicon industry and the R&D, production, and sales of electronic-grade quartz sand for ultra-high purity semiconductor industry [2]. Product Introduction - High-purity quartz is a core raw material for high-tech industries such as semiconductors, photovoltaics, and fiber optics, with strategic value comparable to oil and rare earths. Its unique physical and chemical properties include high temperature resistance, high purity, high chemical stability, high light transmittance, and low thermal expansion coefficient, making it essential for advanced technology products [3]. Technological Development - The company is committed to the R&D and innovation of high-purity quartz sand purification technology, with a complete process technology and stable product quality. It aims to extend its industrial chain to downstream quartz products and possesses the capability to provide comprehensive quartz material solutions for the photovoltaic industry and other sectors [4]. Project Overview - The company has launched a project with an annual production capacity of 12,000 tons of high-purity quartz sand and 2,400 tons of electronic-grade quartz sand. The total designed capacity is 36,000 tons/year for high-purity quartz sand and 7,200 tons/year for electronic-grade quartz sand, catering to industries such as semiconductors, high-end optics, and fiber optics [5]. Industry Event Details - The 2025 International Silicon-Based Materials Industry Exhibition and the 5th Jiangsu International Quartz Industry Conference will showcase upstream and downstream equipment and technology enterprises in the silicon-based materials industry, driven by the growing demand from strategic emerging industries such as electronic information and new energy [6][7].