Muva nje, iqoqo le-DN1200 kanye ne-DN1000 elikhuphukayo lamavalvu esango eliqinile elithunyelwa eRussia lamukelwe ngempumelelo. Leli qoqo lama-valve esango liphumelele ukuhlolwa kwengcindezi kanye nokuhlolwa kwekhwalithi. Kusukela kusayinwe iphrojekthi, inkampani yenze umsebenzi wokuqhubeka komkhiqizo, ukupakishwa komkhiqizo kanye nokulungiswa kwedatha. Ukwamukelwa kokugcina kuqedwa ngempumelelo.