Ko te Kamupene Hangarau Sichuan Seawings, e whā tekau mā rima tau te mātauranga ki te ahumahi o ngā pātana, ko te kaihanga whakamana i ngā nekau wai rere muramura o te kounga teitei. Ko te nekau wai rere muramura he wāhanga matua e āwhina ana i ngā rere wai māmā, mā te wehenga muramura hui tahi. Kua whanaketia ngā nekau wai rere muramura e ngā inihana mekameka tohunga, e tāroa ana ki te tika kia māmā ai te rere o te wai me te iti rawa te whakapāwhe, ka hua mai te rere muramura tino pai. Kua hangaia mai i ngā matū kounga teitei, kua whai ngā nekau wai rere muramura i te whakapae i te whakamāmā o te whakamahinga haere tonu, nō reira he kōwhiringa whakamana mō ngā kaupapa pātana rereke. Trū ake i ā mātou puna whakamātau mō ngā āhua wai, ka whakamātau mātou i ia nekau wai rere muramura ki ngā pāwhe rerekē, ki te whakapai ake i tana mahi. Ko te whakauru i ā mātou hangarau whakahaere ake ki te nekau wai rere muramura e whakaaetia ai te tautohu tika o te rere wai, ka tūtohu ai i ngā putanga ōrite. Ahakoa ka whakamahia ki ngā pātana nui mō te iwi, ki ngā tāpo nui ake rānei, ko ngā nekau wai rere muramura o mātou he tohu mō ā mātou whakapono ki te kounga, e whakatōtika ana i ngā paerewa tikangia e mātou ki te hoahoa me te hanga pātana. E tētahi o ā mātou kaihoko kounga hua hanga Hainamana, ko te nekau wai rere muramura tētahi o ngā kaihoko matua e āwhina ana i te hanga i ngā āhua wai rerehua ki te ao.