E uiga i Talaʻaga

1997

Na faavaeina fale gaosi

Sili atu
2005

Tulaga pulega lelei o ISO9001

Sili atu
2014

Mauaina TPPT faʻamalolo pateni fauina mea fou

Sili atu
2020

Faavaeina Shanghai Theorem Chemical Technology Co., Ltd.
Mo le auina atu i fafo galuega

Sili atu
2018

O le faʻalauteleina o fale gaosi

Sili atu