Gundumar Pengxi, birnin Suining shine wurin da "Red Sea of China" yake.Kamfanin kula da najasa na gida yana amfani da mita pH, mita ORP, mitar oxygen narkar da iska, mita turbidity, sludge maida hankali mita, ultrasonic matakin mita da sauran jerin mita.Mitar Sinomeasure tana ba da nau'i biyu na "ido" don gano mahimmin sigogi a cikin tsarin kula da najasa da kuma tabbatar da cewa datti ya kai matsayin masana'antu.
