1.National Electric Power Dispatching and Control Center, State Grid Corporation of China, Beijing 100031, China;2.China Electric Power Research Institute (Nanjing), Nanjing 210003, China

The design and construction of the national unified electricity market system focuses on the variety of electric energy, and auxiliary services, as an important variety to ensure the safety of the power system, also need to adapt to the main energy market and carry out the top-level design from the perspective of the national auxiliary service market system. The paper analyzes the overall situation of China’s regional and provincial auxiliary service market mechanisms. Under the basic framework of the national unified electricity market, based on the analysis of the basic development form of the electricity energy market, from the dimensions of market hierarchy, market variety, and market cycle, the connection relationship between levels and varieties is sorted out, and the overall framework and construction development path of the national auxiliary service market that adapts to different market development stages are proposed.