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CTH SPRING

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Company Profile

CTH Spring Factory, founded in 2002, is a national high-tech & Jiangsu specialized-refined-distinctive-innovative enterprise and member of China Machinery Parts Association.
We integrate spring R&D, design, production and service. With RMB 50 million fixed assets, 20,000㎡ workshop and over 100 sets advanced testing & production equipment, we manufacture springs of 0.15mm–80mm wire diameter, including compression, tension, torsion springs and formed wire parts for agriculture, rail transit, aerospace, medical, construction machinery etc.
Our flagship Cao Spring agricultural spring tines win global gold awards. We developed the world’s first 30mm full-automatic spring coiling machine in 2022, and launched patented square steel tines in 2023.
Certified ISO9001:2000 (2007) and IATF16949 (2025), we supply customized high-performance springs to John Deere, ThyssenKrupp, CNH Industrial and other global leading brands. We welcome worldwide partners for win-win cooperation.

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International Trade Fair for Construction Machinery, Building Material Machines, Mining Machines and Construction Vehicles

Exhibitor Service International

Tel. +49 89 949-20252

Exhibitor Service China

Tel. +86 21 2020-5500
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