ABOUT CHAODUN
ABOUT CHAODUN
Chaodun Machinery (Zhejiang) Co., Ltd.
A Subsidiary of Shanghai Chaodun Group | Based in Wenzhou, China’s Premier Pump & Valve Manufacturing Hub
1.8,000㎡ Production Facility + 20,000㎡ Self-Owned Foundry | Vertically Integrated for Controlled Lead Times & Consistent Quality
2.80+ Technical Professionals (Including 5 Dedicated Fluid Engineering Experts) | Specializing in Industrial Pump Systems & Smart Water Supply Solutions
Core Product Portfolio
Centrifugal Pumps | Sewage & Wastewater Pumps | Fire Protection Pumps | Chemical Process Pumps | Smart Water Supply Systems | PLC Control Panels & Integrated Solutions
Not just a pump supplier — your engineering partner for critical fluid handling.
Key Engineering Capabilities
• Triple-System International Certification: ISO 9001 / 14001 / 45001 Certified (IAF & CNAS Accredited) — ensuring quality, environmental compliance, and operational safety across global projects
• Precision-Validated Performance: In-house Class-B Pump Test Bench (Performance Validation per ISO 9906 Grade 2B) | Wet-End Machining Tolerance: ±0.02 mm for optimal hydraulic efficiency
• R&D-Driven Innovation: Recognized as National High-Tech Enterprise (China, 2023) | Holding multiple utility patents in impeller hydraulics, mechanical sealing systems, and modular pump assembly
Proven Reliability in Mission-Critical Applications
Trusted by national strategic infrastructure projects and Fortune 500 industrial leaders:
South-to-North Water Diversion Project | West-to-East Gas Transmission Pipeline | WISCO | Sinopec
Validated continuous operation in high-solids, corrosive, high-head, and 24/7 duty conditions.
Leading High-Tech Water Pump Solutions
With Certified Excellence and Industry-Wide Applications
The company is equipped with high-precision water pump test benches and digital processing software, which effectively guarantees the smooth progress of product development, production, and quality control. In 2023, it was awarded “National High-tech Enterprise” prize and has multiple patents. We have obtained certifications ISO 9001:2015, our products conform to international standards, and they are widely used in many fields such as petroleum, chemical industry, metallurgy, electric power, construction, environmental protection, pharmaceuticals, urban construction, sewage treatment, fire protection facilities, central heating, and agricultural irrigation.
Our Concepts
Reasons You Should Call Us
The eternal of integrity and innovation.
Forever with Quality goods and moral quality
Core Values
The company provides personalized professional services to customers. For a long time, we have been adhering to the company tenet of “survival by quality, market by integrity”
Manufacturer
The main products include single-stage pump series, multi-stage pump series, sewage pump series, fire pump series, chemical pump series, complete sets of water supply equipment series, electrical control cabinets and generator sets.
Sales Service
1、Free guidance pump unit installation, commissioning
2、Warranty of one year, lifelong tracking service.
Sales Service
High production capacity and stocks to guarantee the lead time.
Shipping way support: By express, by air, by sea and by train.
Reach Out for More lnfo on Our Pump
We provide not only comprehensive solutions to our clients on different products, also look forward to improving and pushing boudaries to bring more new innovative products on both functional and decorative.
Factory Environment
Fully Qualified Factory
All our personnel operate within an Integrated Management System to ensure the
delivery of services that are at an exception level of quality, reliability, and value
