| Variables Time (year) |
2015 | 2017.25 | 2017.75 | 2018.44 | 2018.81 | 2019.31 | 2019.56 |
|---|---|---|---|---|---|---|---|
| Inventory of dealers(10,000 tons) | 555.5 | 821.3 | 779.5 | 851 | 777 | 858.2 | 804.8 |
| inventory of resource-oriented enterprises(10,000 tons) | 25.2 | 25.2 | 25.2 | 25.2 | 25.2 | 25.2 | 25.2 |
| scale of the industrial chain of construction waste recycling enterprises(10,000 tons per year) | 395.4 | 609.5 | 678.1 | 793.9 | 865.1 | 976.4 | 1036.5 |