Ningbo Yinzhou ENL Vibration Damper Co., Ltd.

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Ningbo Economic & Technical Development Zone Yili Damper Co., Ltd.

🇨🇳 China

1995

101-200 people

Manufacturer/Trading Company

Established brand

High-tech enterprise

Product customization

OEM manufacturer

Key market

🇺🇸 United States

Description

Ningbo Economic & Technical Development Zone Yili Damper Co., Ltd. is a high-tech manufacturer and trading company established in 1995. Based in Ningbo, China, the company operates from an extensive industrial base of up to 28,000 square meters and employs between 101 and 200 professionals. Recognized as a national-level "specialized-new small giant" enterprise, the firm integrates research and development, manufacturing, and technical support, holding 9 invention patents and nearly 50 utility model patents. The company maintains a global presence with offices and warehouses in Michigan and Georgia, USA. Specializing in motion control and suspension components, the company's core product lines include gas springs, shock absorbers, dampers, oil cylinders, and rollers. Their automotive division offers over 300 categories of shock absorbers for suspension and non-suspension systems, alongside specialized gas springs for engine hoods, trunks, and seats. Beyond automotive, they provide high-precision rollers for electric treadmills and specialized oil cylinders for fitness equipment such as rowing and mountaineering machines. Their products are also widely applied in the medical equipment and furniture industries. Equipped with over 80 sets of advanced machinery—including automatic welding, computerized cutting, and an automatic static painting line—the company ensures high-quality production through its professional R&D team utilizing CAD, Pro/E, and CATIA design centers. Committed to international quality standards, the company is certified under ISO 9001 and IATF 16949, offering OEM and ODM services to meet diverse client specifications.

Gas Springs

Compressing Gas Springs (YQ Series)

Oil-Gas Incorporate Gas Springs (YQY Model)

Stretching Gas Springs (LQ Series)

Dampers

Damper (ZS)

Hydraulic Cylinders

Yili Gas Springs

Oil Cylinders for Fitness Facilities (LK Model)

Oil Cylinders for Fitness Facilities (YF Model)

Rollers (GLH)

Rollers for Electric Treadmills

Ningbo Sedsun Vibration Damper Co., Ltd.

🇨🇳 China

1998

301-500 people

Manufacturer

Established brand

OEM manufacturer

ODM manufacturer

Own brand

Key customer

BYD

Key market

Asia

Description

Ningbo Sedsun Vibration Damper Co., Ltd. is a leading Chinese manufacturer specializing in the design, R&D, and manufacturing of crankshaft dampers and engine vibration and noise reduction systems. Established in 1998, the company operates as a technology-oriented professional entity with a strong focus on shaft system vibration and noise reduction. With nearly 20 years of experience, Ningbo Sedsun possesses advanced production equipment, comprehensive testing capabilities, and a complete vertical production supply chain. They are one of the few companies in China with capabilities in torsional vibration calculation and damper design. The company has an annual production capacity of 500,000 silicone oil dampers and 1,000,000 to 1,200,000 rubber dampers. Their core product lines include silicone oil dampers, rubber dampers, coil spring dampers, leaf spring dampers, hydraulic dampers, viscous torsional vibration dampers, plate spring dampers, torque-limit hydro dampers, and coupling series, along with crankshaft and belt pulleys. These products are widely applied across various vehicles, including light, medium, and heavy commercial vehicles (diesel and natural gas engines), passenger cars (gasoline and diesel engines), marine engines, gensets, construction equipment, and stationary engines. Ningbo Sedsun holds a significant market share in the domestic torsional vibration damper market and serves over 80 countries and regions. The company is certified with ISO 9001, ISO 14001, and IATF 16949, underscoring its commitment to quality and environmental management. They also offer OEM services and have a dedicated R&D team led by senior professionals.