Me whakawhiti wai ngā taputapu MRI iti ki te pouaka whakamatao wai hei karo i te tūponotanga o te pirau. He rerekē te auau o te whakawhiti wai i runga i te taiao rere me te kounga o te wai. Hei tauira, mō ngā taiao rere ma pēnei i te taiwhanga, i te rūma hauhautanga rānei, e taunakihia ana kia whakawhitia te wai i ia haurua tau, i ia tau rānei. Mō ngā taiao rere kino pēnei i te whare mahi rakau, e taunakihia ana kia whakawhitia te wai i ia toru marama. Hei tāpiri, kia mahara ki te whakamahi i te wai ma, te wai parakore rānei hei wai e rere ana hei whakapūmau i te kounga o te wai.
Mō te hanga, kua whakangaohia e S&A Teyu te neke atu i te kotahi miriona yuan mō ngā taputapu hanga, hei whakarite i te kounga o te raupapa o ngā tukanga mai i ngā wāhanga matua (whakamātao) o te pouaka whakamatao ahumahi ki te whakarewa i te pepa whakarewa; mō te mahi kawe taonga, kua whakatūria e S&A Teyu ngā whare putunga kawe taonga i roto i ngā tāone nui o Haina, ā, kua tino whakaitihia te kino nā te kawe taonga tawhiti, me te whakapai ake i te whai huatanga o te kawe waka; mō te ratonga muri-hoko, e rua tau te wā whakamana.
