High-pressure membrane system with 45% water recovery rate and STRO membrane technology for high-salinity wastewater recovery

Product Summary
High-pressure membrane system with 4 t/h capacity, 45% water recovery, handling pH 13, COD up to 500 mg/L, and TDS up to 400 mg/L. Uses STRO, DTRO, NF, UF processes for high-salinity wastewater recovery and seawater desalination.
Basic Properties
Place of Origin: China
Brand Name: stjept
Trading Properties
Minimum Order Quantity: 1
Price: 1000000$
Payment Terms: T/T
Product Description
High-Pressure Membrane Systems

Specializing in high-pressure membrane systems, high-salinity wastewater recovery systems, and skid-mounted seawater desalination systems for industrial applications.

System Overview

Shanghai Tongjie Environmental Technology Co., Ltd., a trusted name in industrial wastewater treatment and membrane separation technology, has successfully commissioned a customized STRO (Spiral Tube Reverse Osmosis) hospital wastewater treatment system for WuXi AppTec's manufacturing site in Singapore.

Technical Specifications
Parameter Value
Treatment Capacity 4 tons per hour
Water Recovery Rate 45%
COD Levels Up to 500 mg/L
TDS Concentrations Up to 400 mg/L
pH Level 13 (strong alkalinity)
Technology Advantages

Tongjie Environmental's STRO membrane technology offers a distinct advantage: its patented open-channel, low-fouling flow path design minimizes membrane blockage and enables stable, long-term operation even under extreme water quality fluctuations.

Ideal Applications
  • Hospital wastewater reuse
  • Zero-liquid-discharge (ZLD) pretreatment
  • High-salinity industrial water recycling applications
"We are proud to support WuXi AppTec's sustainability goals with a robust, energy-efficient treatment system that reduces liquid waste volume while maximizing water recovery. This project not only validates our STRO technology in a rigorous regulatory environment like Singapore but also strengthens our presence in the fast-growing Southeast Asian water treatment market."
Company Expertise

With over a decade of R&D and engineering experience, Tongjie Environmental specializes in:

  • STRO/DTRO membrane systems
  • Landfill leachate treatment
  • Industrial zero-discharge solutions

The company has delivered hundreds of projects across China and export markets, including Southeast Asia, the Middle East, and South America.

Medical water treatment equipment diagram showing system components and flow STRO Hospital Medical Water Treatment System installation view
About Tongjie Environmental

Shanghai Tongjie Environmental Technology Co., Ltd. is a high-tech enterprise focused on the R&D, design, manufacturing, and after-sales support of advanced membrane separation systems. The company's core technologies include STRO, DTRO, NF, and UF membrane processes, serving industries such as medical, chemicals, landfill leachate, and power generation.

Product Details
PH Level: 13
COD Levels: Up To 500 Mg/L
Treatment Capacity: 4 Tons Per Hour
TDS Concentrations: Up To 400 Mg/L
Membrane Processes: STRO, DTRO, NF, UF
Water Recovery Rate: 45%

Mr. cui

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