News
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COVNA 19th Anniversary & New factory Inauguration
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COVNA Will Be Moving In Mid-May!
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2018 12th COVNA Environmental Protection Salon Successfully Held in Dongguan China
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COVNA Been Invited to Visit PUMPS & VALVES ASIA 2018 in Thailand
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2018 COVNA Hope Primary School
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COVNA Business Skill Training Courses
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2015 COVNA Hope Primary School
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COVNA Visited Singapore International Water Week 2018
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The 11th COVNA Environment Resources Conference Successful Held in Guangzhou China
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COVNA Attended ThaiWater Exhibition 2017