State Grid’s 28 large power supply companies include:
State Grid Shijiazhuang Power Supply Company
State Grid Taiyuan Power Supply Company
State Grid Jinan Power Supply Company
State Grid Nanjing Power Supply Company
State Grid Hangzhou Power Supply Company
State Grid Hefei Power Supply Company
State Grid Fuzhou Power Supply Company
State Grid Wuhan Power Supply Company
State Grid Changsha Power Supply Company
State Grid Zhengzhou Power Supply Company
State Grid Nanchang Power Supply Company
p>State Grid Chengdu Power Supply Company
State Grid Shenyang Power Supply Company
State Grid Changchun Power Supply Company
State Grid Harbin Power Supply Company
State Grid Xi'an Power Supply Company
State Grid Lanzhou Power Supply Company
State Grid Xining Power Supply Company
State Grid Yinchuan Power Supply Company
State Grid Urumqi Power Supply Company
State Grid Lhasa Power Supply Company
State Grid Dalian Power Supply Company
State Grid Qingdao Power Supply Company
State Grid State Grid Ningbo Power Supply Company
State Grid Xiamen Power Supply Company
State Grid Tangshan Power Supply Company
State Grid Suzhou Power Supply Company
State Grid Wuxi Power Supply Company
State Grid Beijing Urban Power Supply Company
State Grid Beijing Tongzhou Power Supply Company
State Grid Hebei Xiongan Power Supply Company
State Grid Tianjin Binhai Power Supply Company
State Grid Shanghai Pudong Power Supply Company
State Grid Chongqing Urban Power Supply Company
Power Grid Business
The power grid is Efficient and fast energy transmission channels and optimized configuration platforms are key links in the sustainable development of energy and power. They play an important hub role in the modern energy supply system and are related to national energy security.
Since 2010, the size of the State Grid has nearly doubled, ensuring the demand for energy and electricity for economic and social development.
In 2017, the total electricity consumption in the company's operating area was 5.0 trillion kilowatt hours, with a maximum electricity load of 830 million kilowatts and an installed capacity of 1.38 billion kilowatts. As of the end of 2017, the length of transmission lines of 110 (66) kilovolts and above was 987,000 kilometers, and the transformation (converter) capacity was 4.33 billion volt-amperes.