Izihlangu zesilisa se-PVC zokugcinwa zisakhiwe ukuze zifanele izindlela zokusebenza nezinkokhelo eziphezulu. Kwa-Baishunxing Pipeline Industry Co., Ltd., sisebenzisa izindlela zokwenza izihlangu ezibalulekile ukuzenza lezi zihlangu, okuhlanganisa ukuthi zibe libomvu kodwa zibe khazimbe, okufundisa ukuthi kubalulekile ukuzithumela nokufaka. Izihlangu zethu zisakhiwe ku-ndawo eyenziwe ngemshini yezindawo zokwenza izihlangu ezingama-13,320 emishini yamaphepha, enesikhundla esinamandla amahle okukhuluma ngokuphelele ngezinye zokwenza izihlangu. Isiphumo siyisiprodukti esingafanele kuphela izindlela zokusebenza zasezizwe, kodwa sifana kakhulu nazo ngokwesikhundla sokhanyisa nezinkokhelo. Ngenxa yokusetshenziswa kwizinhloso zokugcinwa kwezilisa zasekhaya, nokusetyenziswa kwizibonakalo zokugcinwa kwezilisa zasezinsizwa, izihlangu zesilisa se-PVC zethu zasetyenziswa ngokuphelele, zinikela izisombululo esizimeleyo kuzinye izindawo. Umzekelo, e-Europe, izinhluke zasemaphondweni zakhuluma ukuthi kukhona ukuphupha kwezihlangu ngama-60% emva kokuguqula kwi-PVC, okubonisa ukuthi abantu bakhathaza izihlangu zethu ngokuphelele.