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Company Profile

Covna Group is one of the top manufacturers of industrial valves in China with 23 years' experience.    STARK,Subsidiary of COVNA Group,Guang dong Stark Water Treatment Technology Co., Ltd. is a company that focuses on water treatment plant and is committed to the research and development, production, sales and after-sales service of environmentally friendly water purification industrial products.
The main production and operation of water treatment plant: reverse osmosis system, ultrafiltration system, EDI desalination system, seawater desalination plant, and brackish water desalination plant. Products are widely used in electronics, electroplating, power plant, medicine, petroleum, chemical, food and beverage, printing and dyeing industries.  Stark strives to become the pioneer of water treatment equipment at home and abroad!

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CNC Milling & Turning
10

Professional technical experience

CNC Milling & Turning
80

More than 80 distribution Countries

CNC Milling & Turning
200

Patent certificates

CNC Milling & Turning
6000

Customer choice

Corporate video

Guangdong Covna Stark Water Video

Our Team

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Factory-3
Stark water filter machine factory
Factory-1
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Team-1

Enterprise Honor

Certificate
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CLIENTS

What Our Customers Say

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Filius Flitwick

Timely delivery and regular delivery. The accessories are complete, and friends who need it can recommend it ! Great !
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Hagrid

The materials and craftsmanship of sewage treatment equipment are very good. The design is reasonable and convenient for us to use.
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Carrow

The company’s engineers are very responsible for the installation and guidance, and the precautions in all aspects are explained in detail. The equipment operation effect has also reached the standard, and I am very satisfied with your company’s products and have trustworthy quality. I will also recommend my friends to buy, trustworthy and buy.
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Minerva

The installation was in place and guided us how to use it. The equipment uses a fully intelligent device, so the management is very simple and easy to learn.
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Rolanda

Starck's price is relatively reasonable, and the professional ability is also very strong. I asked a lot of questions and answered my questions very carefully. Compared with other companies, I can feel that I treat customers very carefully, which is why I choose this one.
To be honest, for such a large equipment, price and quality are one aspect, and the sense of responsibility for finishing is also very important! very satisfied! I wish you a prosperous business !

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