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- With many years of professional manufacturing experience
- Real factory, real factory direct sales, saving the cost of middlemen, the price is 10%-15%lower than the competitors
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Complete customer files，regular tracking of equipment operation
Respond promptly and solve problems reported by customers - We have a strong production capacity can ensure rapid delivery at the appointed time
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COMPANY NEWS
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2024 11COVNA STARK--Weekly hot pot party
COVNA STARK---Weekly hot pot session The end of the year continues to be hot, hot and sizzling！
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2024 11How to extend the service life of reverse osmosis equipment?
Pretreatment and debugging of reverse osmosis equipment The quality of pretreatment is the key to the stable operation of reverse osmosis equipment. When the water inlet of reverse osmosis equipment is groundwater, th
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2024 10UV sterilizer---Causes and solutions for cracking of the UV lamp sleeve
There may be many reasons for the cracking of the quartz sleeve of the UV lamp in the UV sterilizer, which are usually related to physical stress, temperature fluctuations, water quality conditions and other factors.
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2024 10Ros Gas Expo--COVNA STARK Shines at the 2024 Saint Petersburg Natural Gas Exhibition, Jointly Painting a New Blueprint for Energy's Future
In the golden autumn of October in Saint Petersburg, Russia, a grand gathering of global energy elites—the 2024 Saint Petersburg Natural Gas Exhibition (hereinafter referred to as "the Exhibition")—
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2024 09Considerations for EDI equipment concentrated water return to the raw water tank or before RO in pure water system
In pure water systems with EDI devices, EDI concentrated water is of good quality and is directly discharged and wasted. It is often recycled to the front water tank for reuse. For example, in the pure water system of a
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2024 09The exhibition is in progress---Russian Water Treatment Environmental Protection Exhibition
WasteTech 2024 was held at the Crocus-Expo International Exhibition Center in Moscow, Russia from September 10 to 12. This exhibition is an important event in the Russian environmental protection and waste water treatmen
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2024 09Yonth, flying--Warmly celebrate 24th anniversary of COVNA Group
Time flies, and the years pass by. In this season full of hope and vitality, the Covna Group celebrates its 24th anniversary. 24 years is a journey full of challenges and opportunities; 24 years is an epic of glory and h
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2024 09Join Us at ECWATECH 2024 Russia! --International exhibition of technologies and equipment for water treatment
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2024 08Analysis of common faults in reverse osmosis system operation
How to protect the environment? Stark will introduce you to a professional knowledge of environmental protection - routine fault analysis in the operation of reverse osmosis systems. 1.Reverse osmosis failure ca
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2024 08The world is a better place because of you! | The 17th COVNA Group Environmental Ecological Innovation Salon Summit
On August 24, 2024, the late summer breeze gently blew across the sky of Wuxi, bringing with it the gentle coolness of early autumn. The 17th Covina Environmental Ecological Innovation Salon Summit was successfully concl