Shanghai 4New Control Co., Ltd. imakhazikika pa kafukufuku ndi chitukuko cha kuziziritsa ndi kusefa kwa mafuta ndi madzi, kudula kuyeretsa madzi ndi kusinthika, kuchotsa mafuta ndi zinyalala, kulekanitsa mafuta ndi madzi, kusonkhanitsa nkhungu yamafuta, kuchepa kwa madzi m'thupi, kuyendetsa bwino kwa chip dirty liquid, kuthamanga kwa chip chip, kutsekemera kwa mpweya wa gasi ndi kuchira.