Dongguan Yongsheng Hardware Spring Products Co., Ltd.
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Dongguan Yongsheng Precision Spring Factory
🇨🇳 China
20021001-2000 peopleManufacturer/Trading CompanyHigh capacity factory
Established brand
Large enterprise group
Product customization
Key customer
L OREAL
Description
Dongguan Yongsheng Precision Spring Factory, established in 2002, is a comprehensive manufacturer and trading company based in Dongguan, China, specializing in the R&D, production, and sales of high-precision flat coil springs. With a workforce of 1001 to 2000 employees and an annual turnover of approximately 5 million USD, the company operates a factory exceeding 100,000 square meters, recognized as one of the largest globally for flat coiled springs. They offer full OEM/ODM and contract manufacturing services, supported by a dedicated R&D team and advanced precision spring machines and testers. Their extensive product range includes Constant Force Springs, Constant Torque Springs, Power Springs, Variable Force Springs, Spiral Torsion Springs, Carbon Brush Springs, Mechanical Reels, Cable Reels, Pressure Springs, Drag Springs, and Fancy Springs. They specialize in springs with thicknesses from 0.06-0.6mm and widths from 1.5-50mm, offering full customization in raw materials such as SUS301 stainless steel and carbon strip, dimensions, tension, torsion, and tail shape. These springs find applications across diverse industries including automotive (e.g., OEM Seat Belt Coil Springs), medical devices, household appliances, electronics, office equipment, toys, and retractable products. Dongguan Yongsheng Precision Spring Factory maintains a strict quality control system and has a production capacity of up to 6,700,000 pieces per month, serving over 5000 customers worldwide, including major clients like Wal-Mart, L'oreal, and Tesco.
Pressure Spring
Fancy Spring
Dongguan Jiusheng Hardware Spring Co., Ltd.
🇨🇳 China
202411-50 peopleManufacturerOEM manufacturer
ODM manufacturer
Product customization
Low MOQ
Key market
Oceania
Description
Dongguan Jiusheng Hardware Spring Co., Ltd. is a professional manufacturer and modern processing enterprise established in 2002 and based in Dongguan, China. Operating from a 5,000 square meter facility, the company specializes in the production of high-precision hardware components, including compression, tension, torsion, and battery springs, as well as wire forms, flat springs, and wave springs. Their extensive manufacturing capabilities also encompass metal stamping parts, axles, rivets, screws, and fasteners.
As an OEM and ODM service provider, Jiusheng Hardware Spring serves diverse industries such as telecommunications, computer hardware, home appliances, power distribution, and educational toys. The company maintains a strong technical workforce, including senior professional engineers and over 20 technical specialists. Their production floor is equipped with advanced machinery, including Taiwan Xieyi punches, automatic lathes, screw machines, and Xinda spring machines.
To ensure high quality and precision, the company utilizes a comprehensive suite of testing equipment, including secondary element detectors, projectors, salt spray testers, and torsion testers. They also operate specialized post-treatment lines such as continuous atmosphere protection quenching furnaces and ultrasonic cleaning systems. Jiusheng Hardware Spring has been ISO9001:2008 certified since 2010, reflecting their commitment to rigorous quality control and fine management practices in delivering affordable, high-quality hardware solutions to global markets.
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