State Grid Corporation of China (SGCC) was established on December 29, 2002, with revenue of 3.57 trillion yuan in 2022. It is a wholly state-owned company directly managed by the central government in accordance with the provisions of the Company Law. It is a super-large state-owned key enterprise related to the national economic lifeline and national energy security.   [102] The company takes investment, construction and operation of power grids as its core business, and undertakes the basic mission of ensuring safe, economical, clean and sustainable power supply.