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Ruzhou Zhengzhou Railway Sanjia Turnout Co., Ltd.

Founded in 2004, Ruzhou Zhengzhou Railway Sanjia Turnout Co., Ltd. (referred to as “Sanjia Turnout”) was officially held by VALIDA Railway Systems Investment Co., Ltd. (voestalpine-controlled) in 2020.

Located in Central China with extremely convenient transportation, the company is a modern enterprise specialized in the design, manufacturing, assembly and technical service of railway turnouts, alloy steel frogs, glued insulated joints and various track components.

Backed by voestalpine’s globally leading railway technology, possessing both Chinese and European quality management and certification systems, well-equipped facilities and highly skilled technicians, the company’s products are highly popular in China’s national railways, urban rail transits, heavy-haul railways and industrial dedicated lines, and are also exported worldwide.

John WANG

Managing Director – CEO

John.Wang@voestalpine.com

Limin XI

Managing Director – CTO

Limin.XI@voestalpine.com 

Chunyan ZHANG

Managing Director – CFO

Chunyan.Zhang@voestalpine.com

Wei TIAN

Managing Director – CSO

Wei.Tian@voestalpine.com

Product Portfolio

  • Single slip, crossing, crossover, diamond crossing, complex turnouts and components. 

    Learn more about Turnout Systems at voestalpine Railway Systems.

  • Life-cycle optimized turnouts for light rail, metro, tram, etc.

    Learn more about Metro and Trams at voestalpine Railway Systems.
  • Dedicated turnout systems for 40-ton axle load and 350-million-ton annual traffic.

    Learn more about Freight Traffic at voestalpine Railway Systems.

  • Alloy steel frogs, switch rails, stock rails, glued insulated joints, elastic pads, fasteners, etc.

    Learn more about our products at voestalpine Railway Systems.

Skills & Resources

    • Administrative License for Railway Products from the National Railway Administration of China (alloy steel frog ≤160km/h & turnouts and components ≤120km/h)
    • CRCC Certification (alloy steel frog ≤160km/h & turnouts and components ≤120km/h)
    • ISO 9001, ISO 14001, ISO 45001 Certifications
    • High-Tech Enterprise of Henan Province
    • 9 invention patents and 24 utility model patents
    • Annual turnout output: over 1,000 sets
    • Annual alloy steel frog output: over 2,000 pieces
    • Annual switch rail, stock rail, guard rail, compromised rail and insulated joint output: over 6,000 pieces
    • Core equipment: 36m and 14m large CNC milling machines, 18m CNC drilling machines, 3000t presses, rail heat treatment lines, wear-resistant steel pre-treatment furnaces for tram turnout rails, automatic welding robots, laser CNC cutting machines, as well as flaw detection equipment and precision inspection platforms
  • The technical team is our CTO, who has a 10-year training background at voestalpine, and includes dozens of highly experienced theoretical and practical experts, such as professor-level senior engineers, senior engineers, engineers, and technicians, ensuring the advanced nature and high quality of our products.

    • Adopt SIEMENS NX design software and voestalpine RAMS management philosophy
    • Introduce advanced European tramway turnout design and groove rail technology, capable of manufacturing products to European standards
    • Continuously optimize turnout life cycle cost (LCC) through R&D, meeting the differentiated requirements of China’s national railways, urban rail transit, heavy-haul railways and overseas customers
  • We adhere to scientific management, safe compliance and green development. Supported by a sound management system and integrating voestalpine’s advanced technologies and management models, we achieve full-process control and product lifecycle quality traceability, offering one-stop, full-chain services.

    Our products serve 18 railway bureau groups and multiple urban rail transit projects across China, while our European-standard products are exported to Southeast Asia, Hong Kong and other regions. Our tram turnouts have been deployed on the Chengdu tourist tram line.

    Upholding integrity and customer-first principles, we are rooted in Central China, serve the whole country, and connect Europe and Asia, striving to become a premier supplier of high-quality track equipment.