Introduction  In order to guide Guangdong power grid to carry out digital construction in an orderly manner during the 14^th Five Year Plan period, realizing the digital sustainable development of Guangdong power grid, and effectively support the implementation of the development strategy of Guangdong Power Grid Corporation, this paper puts forward the methods of digital planning of power grid enterprises and suggestive digital development ideas.

  Method  To ensure the planning methods and thought in compliance with the actual development of grid enterprises, the paper proposed persisting in the strategy-oriented planning thought, taking hold in actual conditions and innovation drive, and under the overall operation strategy of grid enterprises considering the business development needs as a whole to develop a general strategy of digitalization, which was planned exclusively and implemented step by step, i.e.to decide digital strategy planning by corporate development strategy, and decide digital technology structure by digital strategy planning.

  Result  According to this method, the pain points of power grid business and the defects and deficiencies of digital construction of power grid enterprises are analyzed, the power and demand of digital development of power grid enterprises are analyzed, the digital development objectives and paths of power grid enterprises are put forward, the digital development blueprint of power grid enterprises is designed, and the application architecture and technical architecture are put forward.

  Conclusion  The proposed digital development planning idea of power grid enterprises is scientific and feasible, and can provide guidance for the digital construction of Guangdong Power Grid Corporation in the 14^th Five Year Plan.