About Us

Enter the Kanglijia

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Qingdao Coyco Water Health Technology Co., Ltd. is a high-tech enterprise integrating R & D, production, sales and service. Located in the West Coast New Area of Qingdao, COYCO specializes in the research of water and human health, developing small molecule negatively charged alkaline water with deep applications in different pH states.

  • 8 invention patents & 23 utility model patents
  • 400+ employees & 26000 sqm factory area
  • 25 service centres & 120+ service team

Our Products

One-stop procurement.

Book for Installation or maintenance

Get in Touch

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Address

Kangljia HQ

No.2 Chengshan Road, Xin'an Haier Emerging Industry Park

Qianwangang Road, Huangdao District, Qingdao, China

Contact Info

400-673-0005

coycowater@gmail.com

Installation & Service

After Sales Service Advantages.

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How It Works 5-Stage Purification Process

Engineered for Excellence. Purity You Can Trust.

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Sediment Filter

Removes visible impurities like dust, sand, rust, and mud from the water. This initial stage acts as the first defense, protecting all downstream filters and enhancing water clarity.

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Activated Carbon

Eliminates chlorine, pesticides, organic chemicals, and bad odors, resulting in fresher, better-tasting water. It also improves the lifespan of the RO membrane.

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RO Membrane

Removes dissolved solids (TDS), heavy metals (lead, arsenic, fluoride), and chemical pollutants. This is the core purification stage that ensures ultra-clean water.

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UV Sterilization

Destroys up to 99.9% of bacteria and viruses by exposing water to ultraviolet light, making it microbiologically safe to drink闂佺偨鍎查弫濯攖hout altering taste or pH.

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Alkaline Filter

Restores essential minerals like calcium and magnesium, and balances pH to make the water alkaline, which is better for hydration and digestion.

Why You Need Purified Water

Know What’s in Your Water Before You Drink It.

Bacteria & Viruses

Invisible pathogens like E. coli and salmonella can cause diarrhea, typhoid, and stomach infections.

Bacteria & Viruses

Heavy Metals

Toxic elements like lead, arsenic, and mercury can damage kidneys, liver, and brain development, especially in children.

Heavy Metals

Pesticides & Chemicals

Harmful residues from farming and industry increase the risk of long-term illnesses like cancer and hormonal imbalance.

Pesticides & Chemicals
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100% Safe Drinking Water

100% Safe Drinking Water

Coyco eliminates 99.9% of bacteria, viruses, and chemical contaminants for guaranteed purity.

Balanced Minerals

Balanced Minerals

Advanced filters retain essential minerals like calcium & magnesium that your body needs.

Family Health Protection

Family Health Protection

Clean water boosts immunity, supports digestion, and prevents long-term health issues for all ages.

Customer Testimonials

What Our Customers Say.

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Certifications & Awards

Certified for Excellence.

CE Certified

European compliance for electronics

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NSF Certified

Global standard for water purification safety

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FDA Compliant

For food-grade safety

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BIS (ISI Mark)

Indian quality and safety standard

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ISO 9001

Quality Management System

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ROHS

Restriction of hazardous substances

Blog / Water Tips

Knowledge Hub

Frequently Asked Questions.

You Ask, We Answer

We're Your Purity Partner.

Get clean, healthy water at home with Coyco's advanced purification.

LEARN MORE
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Contact Us

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Call Now

Yes, we provide free professional installation service for all Coyco water machines.

Yes, our customer support team is available 7 days a week including weekends.

Coyco water purifiers are suitable for tap water, well water, and municipal water supplies.

Filter replacement frequency depends on usage and water quality, typically every 6-12 months.

All Coyco products come with a comprehensive warranty. Contact us for specific warranty details.

Our purifiers are designed to fit most kitchen types. We offer customized solutions for special installations.