信德新材：公司主要从事锂离子电池负极包覆材料研发、生产与销售业务

Group 1 - The company, Xinde New Materials (301349), primarily engages in the research, production, and sales of lithium-ion battery anode coating materials [1] - The company is actively expanding into the downstream production of pitch-based carbon fibers [1] - Pitch-based carbon fibers and their composite materials are mainly applied in industries such as photovoltaic, semiconductor chips, thermal equipment, and military products, serving as essential consumables in vacuum furnace systems [1]