Na faavaeina Donsen i le 1996, lea o loʻo i NINGBO o se taulaga faavaomalo matagofie ma atiina ae. O le silia ma le 20 tausaga o le poto masani i lenei matata, o matou o se tasi o kamupani gaosi oloa sili ona faʻapolofesa e faʻapitoa i le gaosia o paipa palasitika mo le sapalai o le vai ma le faiga o faʻasūsū.

O a matou oloa autū o paipa ma mea fa'apipi'i PP-R, mea fa'apipi'i PP, paipa ma mea fa'apipi'i C-PVC, paipa ma mea fa'apipi'i U-PVC, paipa ma mea fa'apipi'i PE, paipa fa'avevela fola PE-RT, mamanu palasitika ma ituaiga uma o valve palasitika. Mo se fa'ata'ita'iga: valve PVC, valve PPR, valve C-PVC, valve apamemea.