Ka taea e ngā kaiwhakamahi te whakamahi i te wai parakore, te wai māori rānei hei wai e rere ana i roto i te mīhini whakamatao wai e whakamatao ana i te mīhini whakairo taiaho. Heoi, me maumahara ki ētahi mea. Tuatahi, me whakakapi te wai e rere ana i ia wā (e toru marama te roa); Tuarua, kaua e tāpirihia te wai e rere ana kia nui rawa, kia iti rawa rānei. Ko te taumata e tika ana ko te tohu matomato o te ine taumata wai i roto i te mīhini whakamatao 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.
