Mu Bushinwa hari inganda zirenga 70 za PVC. Buriwese ufite ibiranga. Chemdo iramenyereye cyane niba buriwese ashobora kohereza hanze, igiciro, uburyo bwo kwishyura, ubwiza, izina no kwihuta kwa buri.
Turasobanutse neza kubijyanye nigiciro cyibiciro bya PVC mubushinwa nuburyo bugenda bugenga buri mwaka, Kubwibyo, turashobora gufasha abakiriya neza kandi byihuse guhitamo ibicuruzwa byiza byujuje ubuziranenge, kandi dushobora no gufasha abakiriya gusubiza ibibazo byose bijyanye na PVC. mu Bushinwa.