Tusi faamaonia manaomia mo valve alamanuia.

1. ISO 9001 MONI MONI FAIGALUEGA TALI

2. ISO 14001 siosiomaga pulega pulega tusi faamaonia

3.Ohsas18000 galuega soifua maloloina ma le saogalemu pulega faʻatonutonu faiga faʻamaonia

4.e o le tusi tusipasi, o le Spluset Vesig

5. Tulafono-tr conspiction Union

6.ipi(American Petroleum Institute) Tusipasi

7.O le Sini Saogalemu Faʻamaoni Tulaga Faʻailoga Faʻamatalaga

8.Faauga Suʻega Tusipasi

9.O mea leaga Suʻe tusi faʻamaonia

10. O le pa tusi faʻamaonia faʻamaonia

11. Polokalame puipuiga o le tulaga o le tulaga

12. O mea uiga lelei e gaosia ai le laisene laisene (lofituina)

13.NUCUCECECAL CHORCY SOUNGLINGLINGLI MA LE MANUU MANUUTO