Re boetse re tsepamisitse maikutlo ho ntlafatseng tsamaiso ea lintho le lenaneo la QC ho netefatsa hore re ka boloka phaello e matla ho tsoa k'hamphaning e hlolisang ka matla bakeng sa phano e potlakileng China DIN ASTM ISO Standard PVC Compact Ball Valve, Re ikutloa hore ke motho ea chesehang, oa sejoale-joale ebile o koetlisitsoe hantle. basebetsi ba ka theha likamano tse ntle tsa khoebo tse nyane le uena haufinyane.U lokela ho ikutloa u lokolohile ho bua le rona bakeng sa lintlha tse ling.
