**2. Conclusion**

Recycling is a critical step in the promotion of the circular economy to translate wastes into new resources and acts as a connection bridging the production and consumption arenas. The motivation behind the development of the circular economy is to mitigate the severe conflicts between economic growth and resource shortages and pollution. We should continue to start from the actual development of the circular economy. According to the 'reduce, reuse, recycle' principle, to promote the construction of circular industrial system, resource recycling industrialization, green consumption and the formation of the whole society's resource recycling system; through demonstration actions, key projects, demonstration cities, demonstration enterprises and parks, the construction of urban mineral demonstration base, improve the efficiency of resource utilization, prevention of environmental pollution at source. Promote green cycle, low-carbon development, ecological civilization, and promote the transformation of economic development.
