While changing the mode and adjusting the structure, enterprises constantly improve the industrial chain of circular economy, strive to build resource-saving and environment-friendly enterprises, recover all blast furnace and converter gas, and build 3000KW and 6000KW gas-fired generator sets and steel slag secondary magnetic separation recovery systems. In the second phase, the newly-built oil well pipe supporting blast furnace adopts the world-leading TRT power generation technology, and at the same time, all the motors of the company are energy-saving reformed, and frequency conversion regulating devices are installed to realize the energy-saving technical transformation of SVC in the company's power grid.