Chi4Rec optimization science with sanitation mechanized mode of operation, supported by advanced sanitation facilities, shops along the street in wet and dry garbage removal, cleaning toilets and other areas of new full advantage of mechanization, the synthesis of jobs, improve operational efficiency and service area cleanliness.

Now it has undertaken door-to-door collection operations, domestic garbage transfer operations, dry and wet garbage treatment, and new cleaning services for public toilets in some areas of Shanghai.