Working hours are long, from 9 am to 8 pm, overtime is a common thing, sometimes there are no weekends and holidays, and the work pressure is great, so it is often necessary to go out for practical investigation, which is a very hard work.

Power grid planning, also known as transmission system planning, is based on load forecasting and power supply planning. Power grid planning determines when and where to build what type of transmission lines and the number of lines, so as to achieve the required transmission capacity within the planning period and minimize the cost of the transmission system on the premise of meeting various technical indicators.