Which majors can apply for the campus recruitment examination of China Southern Power Grid?

China Southern Power Grid is responsible for power companies in five provinces. Different power companies have different requirements, but it is certain that every year China Southern Power Grid will recruit electrician-related majors, but not all majors can apply for the exam. For example, there are few unpopular majors such as bioengineering, soil science, landscape architecture and agronomy. The specific recruitment information of each power company can be viewed on the recruitment platform of China Southern Power Grid.