Mu gace k’uruganda rutunganya umwanda wa Longyan muri Nanchuan, Chongqing, ibikoresho byo gusesengura ubuziranenge bw’amazi ya Sinomeasure: metero pH, umwuka wa ogisijeni ushonga, metero y’imyanda, metero y’ibikoresho byo mu miyoboro hamwe n’ibindi bikoresho byakoreshejwe neza mu buryo bwo gutunganya imyanda, ibyo bikaba binonosora imikorere y’isesengura ry’amazi kandi bigatanga umusaruro ushimishije.
