Zhejiang ISRIShuangdi Spring Co. , Ltd Main Products :Clutch Spring Value Spring for Engine Brake Spring Shake Absorb Spring Suspension Spring
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Company Profile

Zhejiang ISRI SHUANGDI Spring Co., Ltd is set up by ISRINGHAUSEN Germany (founded in 1919) and Zhejiang SHUANGDI Spring Co., Ltd (founded in 1980) in 2005. It’s specialized in production of high quality springs and key parts for automotive industry. As a partner of automotive industry, the company provides its know-how and innovation to this field, and manufactures springs with high quality and precision.

The company focuses on clutch spring, suspension spring, valve spring and spring for braking system. We also produce other kinds of compression spring, tension spring, torsion spring, wire formed spring, clip, wave spring and spiral spring. We are main spring supplier of many OEMs such as Volkswagen, Toyota etc.

The company is committed to technical innovation. It has set up a technical center. Doctor, professor and senior engineer team up for better performance. We provide them with a dedicated laboratory with necessary software and hardware. The company successfully developed a number of new products, and has been classified as high-tech enterprise by the country.

The company takes the quality management as its core goal, and keeps a quality motto which emphasizes reliability, innovation and specialization. The company is certificated ISO/TS16949 (Quality Management System), ISO14001 (Environment Management System), OHSAS 18001 (Occupational Health and Safety Management Assessment Series). We have been focusing on continuous improvement.

With stable quality, competitive prices and reliable delivery, ISRI SHUANGDI gained increasing market share as well as trust from customers. Welcome to visit us to strengthen understanding for future cooperation

Company Professional Information

Company Name:

Zhejiang ISRIShuangdi Spring Co. , Ltd

Business Type:


Main Products:

Clutch Spring, Value Spring for Engine, Brake Spring , Shake Absorb Spring , Suspension Spring,

OE Experience:


Typical OE Clients:


Years of OEM Experience:



TS16949, ISO 14001, OHSAS18001

Current Export Market:

North America,South America,Western Europe,Eastern Europe,Eastern Asia,Southeast Asia

Export Ratio:

41% - 50%

Total Annual Sales:

USD 10,000,001 - 50,000,000

Year Established:


Registered capital:

USD 5,000,001 - 10,000,000

Number of Employees:

401 - 500 People

Number of R&D Employees:

31 - 50 People

Factory Size In Square Meters:


Ownership Type:

Joint venture


Jingxian Lou



Peoples of communicate with English:

Sale Department: 11 - 30 People
R&D Department: 11 - 30 People
QA/QC Department: 5 - 10 People

Research and Development

Capability for Synchronized Development:

Develop according to drawing or samples provided by clients?Yes
Develop 3-D model and prototype according to client's needs?Yes

Lead Time for New Product Development:


Tooling Design:

Design Internally

Source of Tooling:

Made Internally


Unigraphics , AUTOCAD , Pro/E , Catia




ISO 14001


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