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Advanced Seawater RO Plants & Precision Flow Meters

High-performance desalination systems and smart metering solutions engineered for sustainability, efficiency, and reliability in industrial, municipal, and commercial water applications.

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About All Flow Technology

We are a leading Chinese manufacturer specializing in low-carbon energy and environmental protection technologies. Our mission is to design and produce high-efficiency fluid processing and control systems that support sustainable development.

Our products have been successfully deployed in major infrastructure projects including the Shanghai Expo Center, Shanghai Disney Energy Center, and Beijing Z15 Tower, demonstrating our commitment to quality and innovation.

  • ISO 4064 Certified Water Meters
  • Super Duplex Stainless Steel RO Components
  • Smart Metering with M-Bus & Wireless Options
  • Global Distribution in 20+ Languages
Pneumatic Diaphragm Pump Industrial Equipment Diaphragm Pump Water Treatment System

Our Product Range

Pneumatic Diaphragm Pump

Pneumatic Diaphragm Pumps

Air-operated double diaphragm pumps in stainless steel, PVDF, and cast steel for oil, gas, sewage, and chemical transfer.

  • • DN125 max size
  • • Aluminum & SS housing
  • • For abrasive fluids
Seawater RO Plant

Seawater RO Plant

Compact and industrial-scale desalination systems with axial piston pumps and super duplex components.

  • • 6000GPD to 23.2m³/hr
  • • Vertical & horizontal
  • • Marine & municipal use
Chemical Pump

Chemical Alkali Pumps

12V pneumatic diaphragm pumps designed for safe transfer of corrosive and alkaline chemicals.

  • • 162 LPM flow rate
  • • PVDF & SS materials
  • • Explosion-proof options
Multi Jet Water Meter

Multi Jet Water Meter

Dry dial, liquid seal, and smart versions with M-Bus, pulse output, and wireless communication.

  • • DN15–DN250
  • • ISO 4064 certified
  • • Battery operated
Sewage Pump

Sewage Transfer Pumps

Robust double diaphragm pumps for wastewater, sludge, and high-solids content fluids.

  • • Cast steel construction
  • • DN40–DN125
  • • Self-priming design
Woltman Water Meter

Woltman Water Meter

High-flow turbine meters with magnetic drive, combination display, and remote reading options.

  • • DN80–DN450
  • • Flanged connections
  • • For irrigation & industry
Ultrasonic Flow Meter

Ultrasonic Flow Meters

Clamp-on, inline, and open channel models for clean and wastewater with high accuracy.

  • • Doppler & transit time
  • • Up to 600 m³/H
  • • 4-20mA output
Magnetic Flow Meter

Magnetic Flow Meters

Electromagnetic flowmeters for conductive liquids with flanged or insertion design.

  • • DN300 max size
  • • IP68 protection
  • • Submersible options
View All 200+ Products

Why Choose Our Solutions

Industrial Grade

Built for harsh environments with durable materials like super duplex stainless steel and PVDF.

Smart Integration

M-Bus, wireless, and pulse output options for seamless integration with SCADA and AMR systems.

Global Support

Available in 20+ languages with technical support and documentation worldwide.

Certified Quality

ISO 4064, IP67/68, and other international standards ensure reliability and compliance.

200+
Products
20+
Languages
1000+
Projects
15+
Countries

Frequently Asked Questions

What is the capacity range of your seawater RO plants?

Our RO plants range from 6000GPD (1m³/hr) for residential use to 23.2m³/hr (80bar) industrial systems with axial piston pumps.

Do you offer smart water meters with remote reading?

Yes, we offer multi jet and Woltman meters with M-Bus, pulse output, and wireless communication for remote monitoring.

Are your diaphragm pumps suitable for chemical transfer?

Yes, we offer PVDF and stainless steel pneumatic diaphragm pumps specifically designed for corrosive and abrasive chemicals.

What certifications do your water meters have?

Our meters are ISO 4064 certified with IP67 or IP68 protection ratings for outdoor and underground installation.

Can I get technical support in my local language?

Yes, we support 20+ languages including English, French, Spanish, Arabic, Turkish, Vietnamese, and more.

Get in Touch

For product inquiries, technical support, or custom solutions, visit our official website to connect with our team.

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