A digital power grid comprehensive solution enterprise with provincial, municipal and district-level state-owned capital participation has launched the EPCOSF business model, and built a "one-stop" power service leading enterprise. It has now developed into a digital power grid full industrial chain enterprise integrating power generation (new energy power generation, energy storage), power transmission and distribution (power design, power construction, power equipment), smart electricity use, power sales, and power operation and maintenance. It has completed nearly 500,000 kVA substations and 1,200 km of lines and other electrification projects. The digital factory has innovatively achieved digitalization of intelligent production lines, intelligent warehousing and logistics, and intelligent quality control in the industry. Through intelligent manufacturing systems such as ERP, WMS, WCS, and MES, it realizes efficient production, efficient quality control, and efficient management. The related products of the factory have successfully entered the qualified supplier list of the State Grid and the Southern Power Grid, and it is a leading advanced power grid equipment digital factory and a demonstration project of the integration of new-generation information technology and high-end equipment with digitalization.