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COVNA Automation Industry Co.,Ltd.
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COVNA-SPECIALIZES MANUFACTURER OF AUTOMATIC AUTOMATIC CONTROL VALVE FOR 21 YEARS
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Every time you make progress, we can feel it. Work hard, COVNA. Just work hard.

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DN50 DN100 Motorized Actuator Cast Iron Butterfly Valve Electric Lug Type Butterfly Valve
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3pc stainless steel electric ball valve
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Pneumatic Actuator Diaphragm Control Valve
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COVNA Two Way Double Union Pneumatic PVC Ball Valve
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Types of solenoid valves & their Functions and Application| Piping Analysis

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