Mu Shanxi Pinglu Waste Water Treatment Plant, zida zowunikira zamadzi monga mita yathu ya sludge ndi mita ya okosijeni yosungunuka zimagwiritsidwa ntchito kuyang'anira kuchuluka kwa okosijeni wosungunuka ndi kufunikira kwa sludge munjira yopangira madzi oyipa. Malinga ndi ndemanga kuchokera kwa ogwira ntchito pamalopo: Pakalipano, ntchito yonse ya chida chathu ndi yokhazikika.
