索赔4亿元！光伏银浆龙头帝科股份再现专利维权，起诉两家光伏企业

Core Viewpoint - Dike Co., Ltd. has initiated legal action against two companies for patent infringement related to its silver paste products used in photovoltaic applications, with a total claim amount of 400 million yuan [2][3][4]. Group 1: Legal Actions - Dike Co. has filed lawsuits against Jiangsu Riyu Photovoltaic New Materials Co., Ltd. and Suzhou Jingyin New Materials Technology Co., Ltd. for infringing on two specific patents related to silver paste [2][3]. - The patents in question are for thick film pastes containing lead-tellurium-lithium-titanium-oxide and lead-tellurium-lithium-oxide, which are essential for semiconductor manufacturing [3]. - Dike Co. demands that the defendants cease production and sales of the infringing products, destroy related manufacturing equipment, and compensate for economic losses totaling 200 million yuan for each case [3][4]. Group 2: Financial Performance - Dike Co. is projected to report a net loss of 200 million to 300 million yuan for the fiscal year 2025, marking a significant downturn from previous profits [7]. - The company's revenue from silver paste, its core business, accounted for 74.86% of total revenue in the first half of 2025, indicating its critical role in overall financial performance [7]. - The decline in profitability is attributed to non-recurring losses, with an estimated impact of 400 million to 500 million yuan on net profit [7]. Group 3: Market Conditions - The silver market has experienced a dramatic increase in prices, with a rise of over 250% in 2025, significantly affecting the cost structure for silver paste manufacturers [8]. - Current market conditions have led to a supply-demand imbalance, causing silver prices to surge and impacting the profitability of companies in the photovoltaic sector [8]. - Dike Co. is actively managing risks associated with silver price volatility through futures contracts and leasing strategies [7]. Group 4: Business Development - Dike Co. is expanding its storage chip business, having acquired Jiangsu Jinkai to enhance its integrated industry layout, which includes chip application development, wafer testing, and packaging [9]. - The storage chip segment has shown significant revenue growth, achieving approximately 500 million yuan in sales, with a notable increase in the fourth quarter [9][10]. - Although the storage chip business currently represents a small portion of overall revenue, Dike Co. plans to increase investment and development in this high-demand market [10].