第一类为国有国营企业,它包括关系国家安全和国计民生的产业,如国防军事工业、造币业、不可再生资源开发项目、电力等大型基础设施项目等。国家必须对这些行业,予以资金投入和财政支持,以保证国家的专营和控制地位;第二类为国有控股企业,它包括一些大型企业、大江大河治理工程、部分城市基建项目等,这些行业不必由国家垄断,只要维持国家的控股地位,也可适当放开民间投资;第三类和第 The first category is state-owned state-owned enterprises, which include industries related to national security and national economy and people’s livelihood, such as defense and military industries, coinage industries, non-renewable resources development projects, and large-scale infrastructure projects such as electric power. The state must provide capital investment and financial support for these industries in order to guarantee the country’s franchise and control status. The second category is state-owned holding companies, which include some large-scale enterprises, rivers and rivers improvement projects, and some urban infrastructure projects. These industries do not have to By the state monopoly, as long as the country’s controlling position is maintained, private investment can also be appropriately liberalized; Category III and III