State Grid and Huadian Group are central enterprises in the power industry. State Grid and Huadian Group are in a parallel relationship and are not subordinate to each other, just like China Mobile and China Unicom. This is to break the monopoly and create artificial competition. .
The State Grid Corporation of China is a power supply company and is mainly responsible for the power grids in provinces other than China Southern Power Grid Corporation. Huadian Group Company is a power generation enterprise affiliated to the central government and one of the five major power generation companies. It mainly includes power plants and other power enterprises.
The power grid company directly manages the substation. The substation is generally managed by the Power Supply Bureau or the Ultra High Voltage Bureau. The maintenance or update of power equipment is invested by the power grid company. The power supply bureau does not care about the power plant. The two companies were originally Belonging to the former State Electric Power Company, after the separation of the factory and network, it became two enterprises.
State Grid Corporation of China was established on December 29, 2002. It is a wholly state-owned company directly managed by the central government established in accordance with the Company Law, with a registered capital of 829.5 billion yuan. Investment, construction and operation of power grids are its core business, and it is a key state-owned enterprise that is related to national energy security and the lifeline of the national economy.
The company’s business area covers 26 provinces (autonomous regions and municipalities directly under the Central Government) in my country. The power supply covers 88% of the country’s land area and the power supply population exceeds 1.1 billion.
In 2021, the company ranked No. 2 among the Fortune Global 500. Over the past 20 years, State Grid has continued to set the longest safety record for the world's ultra-large power grids. It has built a number of ultra-high voltage transmission projects, becoming the power grid with the strongest power transmission capacity and the largest scale of new energy integration in the world. It has ranked first in patent ownership for 10 consecutive years. Ranked first among central enterprises.
The company invests and operates backbone energy networks in 9 countries and regions, including the Philippines, Brazil, Portugal, Australia, Italy, Greece, Oman, Chile and Hong Kong, China. It has been awarded Grade A in the performance appraisal of the State-owned Assets Supervision and Administration Commission of the State Council for 17 consecutive years. , has obtained national sovereign credit ratings from the three major international rating agencies, Standard & Poor's, Moody's and Fitch, for eight consecutive years.