亨通股份：主营业务为电解铜箔、生物兽药、饲料添加剂的生产与销售及热电联供等相关业务

Core Viewpoint - Hengtong Co., Ltd. (stock code: 600226) primarily engages in the production and sales of electrolytic copper foil, veterinary pharmaceuticals, feed additives, and related businesses such as cogeneration [1] Group 1 - The main business segments of the company include electrolytic copper foil production [1] - The company also produces and sells veterinary pharmaceuticals [1] - Feed additives are another key product line for the company [1] - The company is involved in cogeneration-related businesses [1]