Donsen na faavaeina i le 1996, lea o loʻo i NINGBO o loʻo i ai se atinaʻe ma matagofie le taulaga faʻavaomalo.O le i ai o le sili atu i le 10 tausaga o le poto masani i lenei matata, oi matou o se tasi o kamupani sili ona tomai faʻapitoa faʻapitoa i le gaosiga o paipa palasitika mo le tuʻuina atu o le vai ma le faʻafefe.

O a matou oloa autu o paipa PP-R ma mea faʻapipiʻi, PP compression faʻapipiʻi, C-PVC paipa ma mea faʻapipiʻi, U-PVC paipa ma mea faʻapipiʻi, PE-RT fola faʻavevela paipa, palasitika palasitika ma ituaiga uma o palasitika valve.Mo faʻataʻitaʻiga: PVC valve , PPR valve, C-PVC valve, BRASS valve.