With the gradual liberalization of electricity sale market and the deepening development of the Energy Internet

marketing service and demand side management will inevitably become the core of future competition for electricity retailers. Studies on the competition situation of electricity retailers in the new background can provide a new strategy for its future development. Firstly

the competition mode of electricity retailers in the new environment is studied

and the competition index system for electricity retailers with and without distribution network is proposed based on the macro environment

individual ability and performance. Secondly

a specific evaluation principle for subjective and objective indicators is designed. Finally

two kinds of application scenarios are proposed for the vertical macro environment and horizontal individual ability and performance. And the application suggestions of the index system are put forward according to the data accumulation and three-party data sharing mechanism.