Hedelong Logo
ISO 9001 · NSF · CE Certified Manufacturer

FRP Pressure Vessels & Water Treatment Direct from Factory

Hebei Hedelong manufactures high-performance FRP filtration tanks, RO membrane housings, and control valves — certified, food-grade, and built for global water infrastructure.

Browse Products Request a Quote
150psi
Working Pressure
100k+
Fatigue Cycles
NSF/CE
Certifications
OEM
Custom Orders
Applications

Built for
Every Scale

Municipal · Industrial · Marine · Agriculture

Municipal water treatment plant
Municipal

Drinking Water
Infrastructure

NSF-certified vessels for city-scale filtration.

Offshore seawater desalination RO system
Desalination

Seawater RO
Systems

High-pressure membrane housings for coastal plants.

Industrial manufacturing process water treatment

Industrial

Process Water

Agricultural irrigation water filtration

Agriculture

Irrigation Filtration

Hotel and commercial building water treatment

Commercial

Hotels & Resorts

Aquaculture fish farming water purification system

Aquaculture

Marine & Fish Farming

Mining operation industrial water treatment
Mining & Heavy Industry

High-TDS & Aggressive
Water Treatment

Your Industry?

We solve any water challenge.

Let's Talk
Full-Spectrum Supply

Your One-Stop
Water Treatment
Supplier

From raw materials to finished systems -- every component engineered, certified and ready to ship worldwide.

Hedelong water treatment product lineup -- FRP pressure vessels, RO membrane housings and filtration systems
Hebei Hedelong
Water Treatment Co., Ltd.
CE NSF ISO 9001
20+
Years
100K+
Cycles
50+
Countries

International Certifications

CE, NSF, ISO 9001 certified for global compliance.

Custom Engineering

Bespoke dimensions and port configurations.

Advanced Manufacturing

CNC filament winding and precision molding processes.

Global Supply Chain

Reliable bulk supply across 50+ countries worldwide.

Request a Quote

Products We Supply

FRP Filter Tanks RO Membrane Housings RO Membranes Water Softeners Brine Tanks Storage Tanks Distributors & Laterals Diaphragm Valves Controllers Dosing Equipment
Hedelong manufacturing facility -- precision FRP pressure vessel production line
ISO 9001 Certified
Advanced CNC Manufacturing
CE NSF ISO 9001

Built to Last. Certified to Perform.

Food-Grade Materials
PE liner + FRP/epoxy · NSF
100,000+ Fatigue Cycles
0-150 psi pressure tested
Advanced CNC Manufacturing
Filament winding · rotational molding
20+
Years
10.5Bar
Pressure
50+
Countries
Why Hedelong

Built for
Industrial Demands

01

Multi-Certified Quality

CE NSF ISO 9001
02

100K+ Fatigue Cycles

150 psi cyclic load · Continuous industrial operation · Zero performance degradation

03

Advanced CNC Manufacturing

Blow molding · Injection · Filament winding · Rotational molding

04

Full Customization

Dimensions · Port types · Pressure ratings · Custom colors -- any spec

05

50+ Countries Served

Proven global supply chain · Reliable large-scale batch delivery

06

20+ Years Expertise

Industry-leading R&D · Self-developed products · Proprietary equipment

Manufacturing Process

From Material to Finished Product

Material
Preparation
Filament
Winding
CNC
Processing
Assembly
Inspection
Pressure
Testing
Export
Packing