Ningbo ZhengXin(ZX) pressure chombo Co.,Ltd.ndi opanga otsogola a masilinda a gasi ndi ma valve omwe ali mu No.1 JinHu East Road, HuangJiaBu Town, YuYao City, China, ndi ofesi yake yogulitsa ku Shanghai, China.Ma silinda odalirika opitilira 20 miliyoni amapangidwa ndi ZX komanso akugwira ntchito padziko lonse lapansi.Timadzipereka tokha mu kafukufuku ndi chitukuko cha masilindala ndi ma valve kuyambira 2000, ndi cholinga chopereka zinthu zabwino kwambiri za zakumwa, scuba, zachipatala, chitetezo cha moto ndi mafakitale apadera.