The object of government support is the establishment of state-owned enterprises, in which a large part of government tax revenue is invested in state-owned enterprises, so a large number of state-owned enterprises have been established and emerged. Some state-owned enterprises were transformed from the original government departments, such as China Telecom and China Mobile, which were originally the Ministry of Posts and Telecommunications, and later reorganized into telecom enterprises in the late 1990s and early this century, such as China Telecom and China Mobile. China's state-owned enterprises are unincorporated economic organizations whose assets are owned by the state and registered in accordance with the Regulations on the Administration of the Registration of Enterprise Legal Persons in People's Republic of China (PRC). Excluding wholly state-owned companies in limited liability companies. The main body of asset investment is the state-owned asset management department, that is, state-owned enterprises. As a form of production and operation organization, state-owned enterprises have the characteristics of both profit-making legal persons and public welfare legal persons. Its profitability is reflected in the pursuit of maintaining and increasing the value of state-owned assets. Its public welfare is reflected in the fact that the establishment of state-owned enterprises is usually to achieve the goal of national economic regulation and play a role in coordinating the development of all aspects of the national economy. State-owned enterprises have a certain administrative nature. Due to historical reasons, the classification of state-owned enterprises in China is quite complicated. In international practice, enterprises that invest or hold more than 50% of state-owned assets are state-owned enterprises; State-owned enterprises in Chinese mainland and Taiwan Province generally refer to enterprises invested by pure state-owned assets. Of course, the law also regulates state-owned enterprises.