Kimwe na Valve Co, Ltd nisoko ryambere ryigishinwa ritanga cheque valve, ritanga ibyuma byujuje ubuziranenge byuma bya cheque yo gukora inganda zigezweho. Ibicuruzwa by'isosiyete bikoreshwa cyane muri peteroli, inganda z’imiti, ingufu z'amashanyarazi, gutunganya amazi, no mu zindi nzego, cyane cyane ahantu h’umuvuduko ukabije. Kimwe na Valve Co, Ltd. yiyemeje gutanga imbaraga zidasanzwe zo guhangana n’umuvuduko wa cheque, kugenzura ibikoresho byizewe byo kugenzura amazi kubakiriya babo. Ubwitange bwikigo mubisubizo byiza kandi bishya byatumye baba izina ryizewe muruganda. Hamwe no kwibanda cyane kubakiriya banyuzwe, Nka Valve Co, Ltd yitandukanije nkumufatanyabikorwa wizewe kandi wabigize umwuga kubintu byose bikenera kugenzura amazi. Kimwe na Valve (Tianjin) Co, Ltd nisosiyete ikwiye kwitabwaho kubashaka indangagaciro nziza zo kugenzura zikoreshwa mu nganda.