O le Xiaolan Sewage Treatment Plant i Zhongshan City, Guangdong faʻaaogaina le faʻaogaina o le "high temperature composting + low temperature carbonization" tekonolosi togafitiga faʻaleagaina, lea e faʻaleleia atili ai le siosiomaga vai ma taʻalo ai se sao taua tele i le puleaina o le faʻaleagaina o le vai, puipuia le lelei o le vai ma le paleni o le siosiomaga. o le faatanoa i le lotoifale.
I le taimi nei, o loʻo faʻaaogaina e le matou kamupani faʻataʻitaʻiga o le maualuga o le ultrasonic ma le ultrasonic flowmeters i le faʻaogaina o otaota i luga ole nofoaga.A maeʻa se vaitaimi o suʻega ma faʻaoga, o faʻamatalaga a tagata faʻatau e lelei.
