常铝股份：公司主营业务为铝压延加工，不生产电解铝

Core Viewpoint - The company confirmed that there is no business relationship with Changzhou listed company Changbao Co., Ltd. and does not engage in the production or sales of electrolytic aluminum [2]. Group 1 - The company stated that there have been no purchase and sales transactions with Changbao Co., Ltd. in the aluminum plate and foil business this year [2]. - The company's main business is aluminum rolling processing, positioning it in the midstream of the industry chain, and it does not produce electrolytic aluminum [2].