1. Business: State Grid Corporation of China focuses on power grid investment, construction and operation, and undertakes the basic mission of ensuring safe, economical, clean and sustainable power supply. China huadian's business is power production, heat production and supply. The development of primary energy such as coal is related to electricity. Related professional and technical services.
2. Date of establishment: State Grid Corporation was established on February 29th, 2002, and china huadian was established on February 29th, 2002.