Kaua te wai e rere ana i roto i te pouaka whakamatao wai e nui rawa, e iti rawa rānei. E toru ngā tohu o te taumata wai mō te pouaka whakamatao wai ahumahi a S&A Teyu: ko te rohe kōwhai he tohu kei te teitei rawa te taumata wai; ko te rohe kakariki he tohu kei te tika te taumata wai; ko te rohe whero he tohu kei te iti rawa te taumata wai. Nō reira, ina tae te taumata wai ki te rohe kakariki, ko te tikanga he nui te wai e rere ana i roto i te pouaka whakamatao wai.
Mō te hanga, kua whakangaohia e S&A Teyu te neke atu i te kotahi miriona RMB 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 matua 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.
