江丰电子(300666.SZ)：目前尚不涉及铌酸锂靶业务

Core Viewpoint - Jiangfeng Electronics (300666.SZ) focuses on the research, production, and sales of ultra-pure metal sputtering targets and precision semiconductor components, with no involvement in lithium niobate target business [1] Group 1 - The company's main business includes ultra-pure metal sputtering targets, which consist of aluminum, titanium, tantalum, copper, tungsten, and various ultra-pure metal alloy targets [1] - The company does not currently engage in the lithium niobate target business [1]