Decoration waste and construction waste treatment process

The invention relates to a decoration waste and construction waste treatment process, and belongs to the technical field of building waste resource utilization. The decoration waste and construction waste treatment process comprises the following steps that 1, collection is carried out, specifically, decoration waste and construction waste are collected; 2, preliminary sorting is carried out, specifically, the waste is preliminarily sorted through a sorting robot, so that large garbage, metal materials, soft materials and small non-crushable materials are sorted out; 3, screening is carried out, specifically, screening is conducted through a composite 3D heavy screen; 4, large waste is sorted, specifically, manual sorting, composite winnowing and intelligent sorting are conducted on the large waste; 5, medium-sized waste sorting is carried out, specifically, positive and negative pressure winnowing and intelligent sorting are conducted on the medium-sized waste; and 6, small waste sorting is conducted, specif