Fa'apipi'i mana'oga:
1. PVD fa'alavalava fa'atekonolosi ata faigofie u'amea
2. fa'amaufa'ailoga fa'ailoga tamatamailima, fa'aanti-fouling ma ata e le susu
Taua o Polokalama Zhenhua:
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Tuuina atu meafaigaluega faʻapipiʻi tutusa ma lagolago faʻapitoa faʻapitoa mo tagata gaosi oloa ma tagata faʻatau.
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Tuuina atu ni fofo lelei, maualuga ma taugofie mo le faʻaauauina o mea fou ma manaʻoga tuputupu aʻe o le alamanuia.
