大中型工业企业是工业企业中的骨干力量,是国家财政收入的重要支柱。在增强国家经济实力,促进社会发展和提高人民生活等方面都起到举足轻重的作用。如以浙江省大中型石化工业为例,虽然企业数量占全部石 Large and medium-sized industrial enterprises are the backbone of industrial enterprises and an important pillar of national fiscal revenue. It plays a decisive role in enhancing the country’s economic strength, promoting social development, and improving people’s lives. For example, take the large and medium-sized petrochemical industry in Zhejiang Province as an example, although the number of companies