CERTIFICATE YA CONFORMITY Satifiketi ya ziyeneretso zaukadaulo Dzina la mapulogalamu Zhitong wanzeru vacuum emulsifier control system software Dzina la Mapulogalamu Zhitong kudzaza makina owongolera mapulogalamu Dzina mapulogalamu Zhitong Water mankhwala wanzeru dongosolo ulamuliro Chizindikiro cha patent Mwansangala kukondwerera Yangzhou Zhitong Machinery Factory anapambana malonda apamwamba chatekinoloje Province Jiangsu