QD Water Treatment | Advanced Water Solutions Since 2009

About Zhongya Environmental Engineering

Founded in 2009 | ISO9001 Certified | Global Water Technology Leader

Decades of Innovation in Water Treatment

Zhongya Environmental Engineering Co., Ltd. has been at the forefront of water treatment technology since 2009. With dozens of patented technologies and equipment, we deliver reliable, efficient, and sustainable water solutions for industrial, municipal, and remote applications.

Our systems are designed for long-term performance, using over 80% internationally renowned components including American CAT and Danish Grundfos pumps, Dow and Hyde membranes, and Siemens inverters. This ensures minimal downtime and maximum efficiency across all installations.

ISO9001 Certified Manufacturer
15+ Years of Industry Experience
Global Installations in 30+ Countries
Full Lifecycle Support & Remote Assistance

Our Core Products

Engineered for performance, reliability, and sustainability

Sea Water Desalination

Reverse osmosis systems for coastal and island communities. Capacities from 30m³/day to 5000m³/day.

• Pretreatment + RO + Mineralization
• Containerized & solar-powered options
• Used in Malaysia, Yemen, Singapore

High Purity Water Treatment

Ultra-pure water systems for pharmaceutical, electronics, and laboratory applications.

• Multi-stage filtration & deionization
• Conductivity < 1 μS/cm
• Fully automated control

Single Unit Sewage Treatment

Compact MBR and biological systems for hotels, villages, and remote locations.

• MBR + RO + Sterilization
• Up to 1500m³/day per unit
• Low energy consumption

Pretreatment Device

Multimedia filters, softeners, and ultrafiltration systems for RO feed protection.

• Sand, carbon, and UF options
• Automatic backwashing
• PLC-controlled operation

Zero Wastewater Emission

Closed-loop systems for industrial water recycling and zero liquid discharge (ZLD).

• Evaporators & crystallizers
• Brine concentrators
• Full water recovery

Organic Manure Making Technology

Convert sludge and organic waste into high-value fertilizer using enzymatic processes.

• 90% volume reduction
• Odorless & pathogen-free
• Suitable for agriculture

Magnetic Flocculation System

Rapid sedimentation using magnetic particles for black & smelly water treatment.

• 95% SS removal in minutes
• Compact footprint
• Ideal for urban rivers

Oil-Water Separation Equipment

Efficient separation for petrochemical, marine, and industrial wastewater.

• Coalescing plate technology
• < 10mg/L oil residue
• ATEX optional

Why Choose Zhongya?

Engineered excellence with global support

International Components

Over 80% of equipment components are from world-renowned brands including CAT, Grundfos, Dow, Siemens, and Hyde. Key parts are original imports ensuring long-term reliability and reduced maintenance.

Modular 3D Design

Our systems use three-dimensional modular design for precise quality control, faster delivery, easier installation, and simplified maintenance. Ideal for containerized and remote deployments.

Multi-Dimensional After-Sales

Professional agents worldwide, remote video guidance, and on-site support ensure your system runs optimally. We offer operation training and agent management services.

Application Fields

Our systems serve diverse industries and environments

Pre-treatment Systems

For water processing plants and RO feed protection in power, chemical, and industrial sectors.

Sewage & Enzyme Fertilizer

Ideal for hotels, islands, and villages converting waste into organic manure.

Auto Control Panels

PLC-based automation for chemical, power, and manufacturing industries.

Magnetic Sedimentation

Black & smelly water treatment, river restoration, and rapid clarification.

RO Desalination

Coastal industries, islands, and remote communities needing fresh water.

Sludge Dewatering

High-dry filter presses for municipal and industrial sludge reduction.

Global Client Success

Trusted by leading companies across 6 continents

Malaysia – Emerson Co.

30–150m³/day marine desalination with pretreatment + RO.

Mexico – KELINN Food

500m³/day RO system with softening for food processing.

Yemen – Zade Import

3x100m³/day pretreatment + RO for municipal supply.

Singapore – Nayang Water

3x1500m³/day MBR + RO + sterilization for industrial reuse.

Indonesia – MASPION Group

5000m³/day UF + multimedia + sterilization for manufacturing.

Malaysia – BORNEO DIVERS

2x100m³/day with mineralization for island resort use.

Get in Touch

For inquiries, quotes, or technical support, visit our official website to contact the team directly.

Contact Information

Address: No.72 Songhua River Road, Huangdao Zone, Qingdao, China

Phone: 0086-532-86995942

Email: [email protected]

Website: qdwatertreatment.com

Visit Official Website to Contact

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Advanced Water Treatment Solutions for a Sustainable Future