中能电气：公司拟收购的公司主要从事高压变压器、高压开关的研发、生产、销售

Group 1 - The core viewpoint of the article is that Zhongneng Electric is actively engaging in the acquisition of a company that specializes in the research, development, production, and sales of high-voltage transformers and high-voltage switches [2] - Zhongneng Electric's own products include medium-voltage distribution cabinets, prefabricated cable accessories, low and high-voltage complete equipment, and box-type substations, which are widely used in urban and rural distribution systems, railway power systems, power plants, industrial and mining enterprises, social infrastructure, hospitals, universities, and high-end buildings [2]