国电南自：公司主营业务按照分行业、分产品、分地区、分销售模式进行

Group 1 - The company, Guodian Nanzi, operates its main business segmented by industry, product, region, and sales model [2] - In the Fujian region, the company's business covers a range of electrical secondary equipment and overall solutions, including grid automation products, power plant automation products, hydropower automation products, information and safety technology services, and new energy system integration [2]