Mainly power grid equipment. Primary equipment: power transformers, switches, circuit breakers, buses, GIS, HGIS, voltage transformers, current transformers, high impedance, lightning arresters, bare wires, line fittings, insulators, towers, power cables, etc. Secondary equipment: various protection devices, automation devices and their systems, including communication equipment and computer equipment; Monitoring equipment: computers, industrial televisions and related equipment; Fire fighting equipment; ......； Wait a minute.
The profit situation belongs to commercial Migu, and the situation of each order will be different, only each equipment manufacturer knows best.
Yes It has its own directly affiliated power generation company, named State Grid Xinyuan Company, whose main business is hydropower generation (responsible for peak shaving of power grid) and new energy generation business (such as wind power and photovoltaic).