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SUSTAINABILITY
A Long-Term Commitment to Environmental Responsibility

Sustainability at Dongjie is not limited to product efficiency—it reflects a comprehensive strategy that integrates engineering innovation, resource optimization, and lifecycle thinking.
We are committed to reducing energy consumption, minimizing water usage, and extending equipment lifespan to create meaningful environmental and economic value for global industries.

Energy Efficiency & Water Saving
Reducing Consumption Through Smart Thermal and Structural Design
Dongjie utilized CTI Toolkit, multi-software thermal simulation, and precise water and air flow distribution control technology to achieve the optimal balance between thermal performance and energy consumption.
Our cooling towers can still maintain high-efficiency heat exchange under various harsh conditions, while reducing the energy consumption of the fans, evaporation losses, and water consumption in the circulation.
  • Water-saving system configurations
  • Lower drift and evaporation loss
  • High-efficiency fill design
    Optimized fan performance
Sustainable Materials & Long Lifetime Design
Durability That Reduces Waste and Lifecycle Costs

Our advanced FRP composite structures are designed to last significantly longer than conventional steel cooling towers, providing superior corrosion resistance and reducing the need for frequent component replacement.

By extending product lifespan and decreasing maintenance frequency, Dongjie helps customers reduce resource consumption and total environmental impact across decades of operation.

  • Corrosion-resistant composite structures
  • Lightweight, high-strength FRP profiles
  • Reduced steel usage & environmental emissions
  • Lower lifecycle maintenance demand
Responsible Manufacturing

Dongjie’s 15,000 m² factory integrates automated FRP production lines, infrared curing systems, and optimized process workflows that reduce emissions and improve material utilization.

All production activities strictly follow ISO9001, CE, CTI and national environmental standards to ensure safety and minimal ecological impact.
  • Automated & precision-controlled production
  • Reduced process emissions
  • Optimized material use
  • Compliance with international environmental standards
R&D for Sustainable Innovation R&D for Sustainable Innovation

Dongjie continuously invests in R&D to explore new ways of improving thermal efficiency, reducing water loss, and enhancing tower structures.

Collaborations with major universities and research institutes allow us to integrate the latest scientific discoveries into real industrial applications, accelerating the transition toward greener cooling technologies.

ZHEJIANG DONGJIE COOLINGTOWER CO., LTD.
  • ZHEJIANG DONGJIE COOLINGTOWER CO., LTD. Research partnerships with top institutions
  • ZHEJIANG DONGJIE COOLINGTOWER CO., LTD. New-material research programs
  • ZHEJIANG DONGJIE COOLINGTOWER CO., LTD. Energy-saving & water-saving technology development
  • ZHEJIANG DONGJIE COOLINGTOWER CO., LTD. Continuous thermal modeling optimization
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    Industrial Cooling Experience

  • 0m²

    Modern Factory With Automated FRP Lines

  • 0tons

    Annual Production Capacity

Building a Sustainable Industrial Ecosystem Together

Dongjie will continue expanding its sustainability roadmap through smarter engineering technologies, next-generation materials, and deeper integration of digital tools.

We aim to collaborate with global partners to promote cleaner cooling solutions and create measurable environmental value across the industries we serve.