The Ministry of industry and information technology issued the industrial coordinated transformation and upgrading plan for comprehensive utilization of industrial resources in Beijing, Tianjin, Hebei and surrounding areas (2020-2022), which proposed to promote the collaborative utilization of bulk metallurgy and coal, electricity and solid waste. In the metallurgical and coal-fired power industry concentration areas in Hebei, Shanxi, Inner Mongolia, Shandong, Henan and other places, more than 10 production bases for the collaborative utilization of metallurgical and coal-fired solid wastes to prepare cementitious materials, concrete and subgrade materials will be built to promote the coupling and symbiosis of iron and steel, coal-fired power, building materials and chemical industry, so as to realize the annual consumption of 300 million tons of industrial solid waste, Accelerate the comprehensive utilization of industrial resources in Beijing, Tianjin, Hebei and surrounding areas, industrial collaborative transformation and upgrading, improve the utilization efficiency of regional resources, cultivate new green kinetic energy, and promote regional high-quality development.