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       Jiangsu Sunzo Elastic Technology Co., Ltd. is a mixed ownership enterprise established by CNPC with a production base in Sihong, Jiangsu Province. Sanzhong specializes in R&D, production and sales of disc spring, disc washer, waveform spring, diaphragm spring, special-shaped spring and other high-quality elastic components. Products are used in commercial vehicles and trucks, electric power, construction machinery, metallurgy, machine tools and moulds, petrochemical, elevators, valves and actuators and other fields. Sunzo has established in-depth cooperative relations with many key universities, and is a high-quality partner of many benchmarking enterprises in the industry.

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Office Area, Production Workshop

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       Sunzo has a professional product development team and a modern testing center. Sunzo participated in the formulation of international ISO disc spring standards and national standards. Now it has obtained more than 30 invention patents and has a complete industrial chain from raw materials to special equipment and products. The company has beautiful environment, complete supporting facilities, covers an area of 60 mu, with independent research and development of a number of production lines. The company provides the best flexible technical solutions to meet the needs of customers, and is deeply trusted by all kinds of high-end customers at home and abroad.

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    "Providing customers with the best flexible technology solutions and making customers, employees and society respectful enterprises" is the three flexible business philosophy. Warmly welcome customers from home and abroad to visit our company and exchange technology!