Scrap metal recycling is a significant economic activity, with its philosophy and practice centered around resource conservation and environmental protection. It involves the collection and processing of waste materials, making it a vital component of the circular economy.

Scrap iron recycling refers to the process of reclaiming and utilizing discarded steel structural materials from construction projects, civil scrap iron, industrial scrap iron, and other scrap iron. Scrap iron recycling is a strategic development of the circular economy, which can conserve resources, reduce transportation costs, minimize waste of resources, and also alleviate environmental pollution. Not only can it save on resource and material costs, but it can also accelerate the renewal of industrial structures and enhance the efficiency and overall benefits of the industrial chain.