COVNA, moetsi oa li-valve ea nang le phihlelo ea lilemo tse 20 e khethehileng ka li-valve tsa motlakase, li-pneumatic actuator valves, solenoid valves, globe valves, li-valve tsa heke, joalo-joalo. Setifikeiti sa ISO9001:2008May e bile phetoho e kholo ho COVNA.Re ile ra fallela fekthering e ncha, e kholoanyane, e pharaletseng haholoanyane, ho feta ...
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