Ka lebaka la bokhabane ba rona le tlhokomeliso ea lits'ebeletso, khoebo ea rona e hapile boemo bo botle lipakeng tsa bareki ho pota lefatše bakeng sa sampole ea mahala bakeng sa China Ductile Iron/Wcb/Stainless Steel Lugged Type Wafer Control Industrial Butterfly Valve, Mokhatlo oa rona o boloka o bolokehile ebile o utloahala. mokhatlo o kopantsoeng ke 'nete le botšepehi ho thusa ho boloka likamano tsa nako e telele le bareki ba rona.
Sample ea mahala bakeng sa China Water Valve, Gas Valve, E le ho fihlela litlhoko tse ngata tsa mebaraka le nts'etsopele ea nako e telele, fektheri e ncha ea 150, 000-square-meter e ntse e hahuoa, e ka 'nang ea sebelisoa ka 2014. Joale, re tla ho ba le bokgoni bo boholo ba ho hlahisa.Ehlile, re tla tsoelapele ho ntlafatsa sistimi ea lits'ebeletso ho fihlela litlhoko tsa bareki, ho tlisa bophelo bo botle, thabo le botle ho bohle.