Address
5th Floor, Zhonghuan Building, Weiyang Road, Xi’an, China
Phone
+86 182-9203-1134
We Provide Industrial Water Treatment Equipment
Engineered Solutions for Your Process Needs
Purified Water Systems
- RO systems (single-stage / double-stage)
- UF purification systems
- Activated carbon + quartz sand filtration
- UV sterilization / ozone disinfection
- Drinking water systems for factories, hotels, and commercial use
Seawater Desalination Systems
- SWRO (Seawater Reverse Osmosis)
- Energy recovery systems
- Containerized desalination units
- Island, hotel, marine & remote site solutions
- High-corrosion-resistant materials (Duplex SS, 316L, FRP)
Wastewater & Sewage Treatment System
- Pretreatment & physical filtration
- MBR integrated wastewater systems
- Chemical dosing & pH adjustment units
- Sludge dewatering solutions
- Recycling & reuse treatment systems
Softening Water Systems
- Single/Multiple Tank Automatic Sodium Ion Softening System
- Industrial soft water systems
- Boiler feed water softening
- Hardness removal for manufacturing & HVAC
Water Supply Systems
- Domestic Constant Pressure Water Supply System
- Industrial Constant Pressure Water Supply System
- Municipal / building water supply units
- Intelligent control & remote monitoring
- Stainless steel or carbon steel assembly frames
Custom Engineering Projects
- Turnkey water treatment solutions
- Tailored process design based on specific water quality
- Modular & skid-mounted systems for easy installation
- Full project management: design, procurement, installation, and commissioning
- Compliance with local and international standards (ISO, CE, etc.)
- Technical support & after-sales service
Custom Industrial Water Treatment Solutions
We provide fully customized water treatment systems tailored to your water quality, application, capacity, and budget.
Our Global Certifications
About Di Ao Group
16 Years of Expertise in Water Treatment
What Our Customers Say
Trusted feedback from global partners and long-term clients.
Procurement Manager
Food Processing Plant
“We chose them because they understand industrial standards. The project was delivered on time, with excellent after-sales support.”
Engineering Director
Pharmaceutical Factory
“Their RO and softening systems run smoothly and have significantly improved our production efficiency. Reliable team, fast response.”
Operations Manager
Beverage Manufacturer
“The customized 50 m³/h system solved our high-TDS water issue perfectly. Stable performance, low operating cost.”