I le vaega o le Fushan Sewage Treatment Plant i Shanxi, o mea faigaluega suʻesuʻe lelei o le vai a Sinomeasure: mita ORP, mita okesene faʻamavae, mita faʻaogaina o le palapala ma isi meafaifaʻaili ua faʻaaogaina lelei i le mataʻituina o tane ea i le faʻaogaina o otaota, faʻaleleia atili le saʻo o le suʻesuʻeina o le lelei o le vai ma faʻamautinoa le maualuga ma le mautu o le faʻaogaina o otaota.
