Provider of Solutions And Maintenance Services for Rail Transit Systems
Leader and Pioneer in New Energy and New Materials Connection System Solutions
Centuray
Centuray is a high-tech enterprise dedicated to the R&D and application of fundamental materials, providing comprehensive system solutions for the (green) energy and (intelligent) transportation sectors. The company has been recognized as a National “Little Giant” Enterprise—a designation for specialized, sophisticated, and innovative SMEs—and a National Green Factory. Headquartered in the Economic Development Zone of Changzhou, Jiangsu Province, the company operates two major production bases spanning the Yangtze River Delta and the Beijing-Tianjin-Hebei regions, covering a total land area of approximately 220,000 square meters and a total building area of about 180,000 square meters. Drawing upon our German heritage, we independently develop and manufacture a diverse range of products, including overhead contact wires for rail transit, medium-to-high voltage power cables and accessories, rail transit inspection equipment, intelligent electrical systems, and high-performance copper and copper alloy materials. Built upon a solid industrial foundation, we extend our reach across the global market, fulfilling our corporate mission to “make transmission boundless, connect the world, and make life better.”
Anchored by the core values of “Green, Efficient, Intelligent, and Safe,” Centuray has established four major business segments: Rail Transit; Operations, Maintenance, and Technology Services; Cable Accessories and Solutions; and High-Performance Materials and Technologies.
Rail Transit System Solutions
Provider of solutions and maintenance services for rail transit systems
Cable accessories and solutions
Professional supplier and service provider of power connection system solutions.
Performance Materials And Technologies
A leader and pioneer in new energy and new materials connection system solutions.
Operations And Maintenance Services And Technologies
Committed to becoming the most competitive supplier of rail transit system solutions and a high-quality and efficient operation and maintenance service provider

Rail Transit
- Contact Wire Materials
- 27.5kV Cable
- 27.5kV Cable Accessories

Cable accessories and solutions
- Medium-voltage cables and cable accessories for voltages of 42kV and below.
- 72.5-245kV high-voltage cables and cable accessories.

Performance Materials And Technologies
- Copper Alloy Wires (Copper-Silver, Copper-Tin, Copper-Magnesium, Copper-Nickel)
- High-Performance Oxygen-Free Copper Strip for Igbt Applications
- High-Purity Oxygen-Free Shaped Copper Busbar
- High-Purity Oxygen-Free Copper Heat Sink Plate
- Integrated Equipotential Bonding

Operations And Maintenance Services And Technologies
- Railway operation and maintenance: emergency repairs, minor engineering projects, and vocational training;
- Railway electrical systems: Inspection and testing, handover testing; circulation monitoring system.
Supplied over 35,000 km of power cables for electrified railways of all speed grades and urban rail transit lines worldwide.
Supplied over 135,000 km of catenary wires for electrified railways of all speed classes and urban rail transit lines worldwide.
Supplied over 90,000 cable accessories for electrified railways of all speed grades and urban rail transit lines worldwide.
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Sustainable Development and Social Responsibility
We actively respond to the call for sustainable development goals, are committed to achieving carbon neutrality targets, and continuously leverage our corporate strength to promote global green and low-carbon development.
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