Hierarchical distribution of national power grid

The hierarchical distribution of State Grid consists of 6 branches, 27 provincial companies and 38 directly affiliated units. Directly affiliated units include maintenance company of Economic and Technological Research Institute, training center of electric power construction and transmission company of information and communication company, comprehensive service center of material company, measurement center of property company, electric power hospital, etc.

Hierarchical distribution characteristics of national power grid

Be responsible for the professional management of power regulation and dispatching plan, operation mode, hydropower and new energy relay protection dispatching automation, power communication, etc. within the jurisdiction, and participate in the formulation of secondary system planning. , and is responsible for the professional organization of the company's employee training, mainly carrying out power technology, enterprise management, information technology, power qualification training and skill appraisal.

It also undertakes the maintenance of the company's distance training system and the organization of various competitions and examinations. Mainly engaged in the construction of high-voltage and ultra-high-voltage power transmission and transformation projects, it is a diversified economic entity integrating design, construction, installation, commissioning, ultra-high-voltage operation and maintenance, and large-scale processing and transportation.