Donsen e thehiloe ka 1996, e fumanehang NINGBO moo e leng toropo ea boema-kepe e tsoetseng pele le e ntle ea machabeng.Kaha re na le phihlelo ea lilemo tse fetang 10 tšimong ena, re e mong oa baetsi ba litsebi ba khethehileng ka ho hlahisa lipeipi tsa polasetiki bakeng sa phepelo ea metsi le tsamaiso ea nosetso.

Lihlahisoa tsa rona tse ka sehloohong ke liphaephe le li-fittings tsa PP-R, li-fittings tsa PP, liphaephe le li-fittings tsa C-PVC, liphaephe le lisebelisoa tsa U-PVC, lipeipi tsa ho futhumatsa fatše tsa PE-RT, hlobo ea polasetiki le mefuta eohle ea li-valve tsa polasetiki.Ka mohlala: PVC valve, PPR valve, C-PVC valve, BRASS valve.