Donsen yakavambwa muna 1996, iri muNINGBO uko kune guta rechiteshi chengarava repasi rose rakabudirira uye rakanaka. Tine ruzivo rwemakore anopfuura makumi maviri mubasa iri, tiri vamwe vevagadziri vane hunyanzvi mukugadzira mapaipi epurasitiki ekushandisa mvura nekudiridza.

Zvigadzirwa zvedu zvikuru mapaipi ePP-R nemidziyo yekuisa, PP compression fittings, C-PVC pombi nemidziyo yekuisa, U-PVC pombi nemidziyo yekuisa, PE pombi nemidziyo yekuisa, PE-RT floor heating pombi, plastic moulds nemarudzi ese ema plastic valves. Semuenzaniso: PVC valve, PPR valve, C-PVC valve, BRASS valve.