Discover Our Main Advantages

Shaoxing Rongdi Mechanical Co., Ltd. was founded in February 2011, located at No. 58 Wangtang Line, Tangpu Town, Shangyu District, Shaoxing City, Zhejiang Province. It is an enterprise that produces copper accessories for air conditioning and refrigerator refrigeration, and has multiple invention patents. In December 2018, it was recognized as a national high-tech enterprise.
The company has advanced equipment, mature technology, scientific management, and exquisite craftsmanship. It mainly engages in the production and manufacturing of refrigerator compressor process pipes, exhaust pipes, air conditioner U-shaped pipes, cross pipes, household air conditioning pipelines, central air conditioning pipelines

Compressor Copper Fittings Factory In China

 
99%
Customer satisfaction
2011+
Establishment time
20+
Industry experience

 

 

HONOR

 
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High - tech Enterprise
Top 10 Comprehensive Industrial Enterprises
Top 10 Comprehensive Industrial Enterprises
National High - tech Enterprise Award
National High - tech Enterprise Award
Science and Technology - based SME in Zhejiang Province
Science and Technology - based SME in Zhejiang Province
Integrity and Credit Enterprise in the Machinery Industry
Integrity and Credit Enterprise in the Machinery Industry
Quality Management System Certification
Quality Management System Certification

Our Precision Product Portfolio

Zhejiang Rongdi Mechanical Co., Ltd. specializes in engineering high-purity, structural copper pipeline components designed to handle high pressure and eliminate refrigerant leakage. Utilizing premium deoxidized high-phosphorus copper, our comprehensive processing capabilities deliver standardized and highly customized components including:

Compressor Piping Refrigerator compressor process pipes, exhaust lines, suction lines, and specialized exhaust tubes.
AC Bends & Loops Air conditioner U-shaped return bends, cross-over span pipes, and intricate multi-line configurations.
Fittings & Headers Copper branching manifolds, T-type three-way joints, standard copper tees, and complex structured copper fittings.
Advanced End-Forming Precision-engineered flute tubes, tapered tubes, integrated silencers, filters, and custom special-shaped pipeline components.

Targeted Product Applications

Our precision copper hardware is custom-designed for critical integration inside household and commercial refrigeration systems, residential split air conditioners, large-scale VRV/VRF central HVAC setups, and cooling condenser/evaporator coil assembly segments.

Advanced Production Equipment

To achieve exceptional airtight precision and maintain dimensional tolerances within a strict ±0.05mm window, our workshop is outfitted with a specialized array of automated CNC machinery. This advanced setup allows for agile tooling modifications and rapid contract manufacturing cycles:

  • Automated Precision Bending: Multi-axis CNC pipe bending machines and automatic tube-bending systems equipped with internal mandrels to restrict wall thinning thresholds under 10%.

  • Heavy-Duty End Forming: Double-head hydraulic automatic pipe-end sizing machinery and precise multi-station swaging rigs.

  • High-Speed Material Sizing: CNC automatic material opening and high-speed chipless tube cutting systems.

  • Specialized Assembly Rigs: Advanced eight-station structural ring-sleeve machinery designed for fast, seamless copper joining loops.

Global Export Footprint & OEM Partnerships

Operating under rigorous scientific quality controls, our products meet the stringent compliance expectations of the world's most demanding consumer electronics and cooling infrastructure markets. Zhejiang Rongdi Mechanical successfully exports bulk components across active global hubs, including:

• Japan• United States• South Korea• Thailand• Egypt

Our long-term supply chain credibility is verified by our successful manufacturing cooperation with leading international HVAC/R brands, including Daikin, Toshiba, Sharp, and other global tier-1 household appliance enterprises.

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