Ina he te hapa o te mīhini whakarewa reera, ka whakaaturia te pāmahana wai me te waehere hapa me te tangi pī. Ko E1 te tikanga mō te pāmahana rūma tino teitei; ko E2 te tikanga mō te pāmahana wai tino teitei; ko E3 te tikanga mō te pāmahana wai tino iti; ko E4 te tikanga mō te hapa o te pūoko pāmahana rūma; ko E5 te tikanga mō te hapa o te pūoko pāmahana wai; ko E6 te tikanga mō te whakaoho rere wai. Ka taea e ngā kaiwhakamahi te kōrero ki te kaiwhakarato pūoko wai matao hau mō te otinga i runga i te waehere hapa e whakaaturia ana.
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.
