China has become an important sourcing destination for ball screws, offering a wide range of precision motion components for CNC machines, industrial automation, robotics, and other mechanical systems.
However, choosing the right ball screw manufacturer requires more than comparing prices. Product accuracy, load capacity, manufacturing processes, customization capabilities, and technical support all play important roles in long-term equipment performance.
This guide introduces 10 notable ball screw manufacturers and brands operating in China, compares their product specializations, and explains what international buyers should consider before placing an order.
1. Top 10 Ball Screw Manufacturers in China at a Glance
The following companies offer different capabilities, ranging from high-precision ground ball screws to compact transmission components and customized linear motion solutions.
| Company | Location / Origin | Main Product Focus |
|---|---|---|
| Nanjing Technical Equipment | Nanjing, Jiangsu | High-precision and heavy-duty ball screws |
| Hanjiang Machine Tool | Hanzhong, Shaanxi | Precision ball screws and machine tool components |
| Shandong Bote Precision | Jining, Shandong | Ground, rolled and heavy-load ball screws |
| Guangdong Kaite Precision | Jiangmen, Guangdong | Precision ball screws and linear guides |
| Jiangsu Qijian Screw | Qidong, Jiangsu | Preloaded and high-speed ball screws |
| Shanghai KGG Robots | Shanghai | Miniature ball screws and linear actuators |
| HIWIN Technologies (China) | Suzhou, Jiangsu; Taiwan-headquartered | Precision ball screws and integrated motion control products |
| Zhejiang Deliya Automation | Lishui, Zhejiang | Rolled ball screws and linear motion components |
| Zhejiang Jingjiu Bearing | Zhejiang | Ball screws, linear guides and customized motion components |
| SIMKAWA | China | CNC, miniature and double-nut ball screw systems |
Each supplier serves different engineering requirements. Buyers should evaluate the actual product specifications rather than assume that every manufacturer offers the same precision grades, lead sizes, or customization services.
2. Detailed Profiles of 10 Ball Screw Manufacturers in China
2.1 Nanjing Technical Equipment – Precision Ball Screw Manufacturing
Nanjing Technical Equipment, also known as Nanjing Yigong, is an established Chinese manufacturer of precision rolling motion components.
Founded in 1952, the company manufactures ball screw assemblies, linear guideways, rolling splines, and related precision motion products.
Its published product range includes precision ball screws, large ball screw assemblies, and high-load ball screw solutions for industrial machinery.
Key product strengths:
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Precision ball screws for CNC machine tools
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Large and heavy-duty ball screw assemblies
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Specialized ball screw solutions for injection molding machines
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Integrated capabilities in rolling motion components
Suitable applications: CNC machining centers, industrial machine tools, injection molding equipment, and high-load mechanical systems.
Nanjing Technical Equipment is worth evaluating when precision, structural rigidity, and application-specific engineering are major purchasing considerations.
2.2 Hanjiang Machine Tool – Ball Screws for Industrial Machinery
Hanjiang Machine Tool is part of Qinchuan Machine Tool & Tool Group, a major Chinese machine tool manufacturer.
The company combines expertise in precision thread-grinding machinery with the development and production of rolling motion components.
Its product portfolio includes precision ball screw assemblies, miniature ball screws, screws for electric cylinders, linear guides, and related mechanical transmission components.
Key product strengths:
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Precision ball screw manufacturing
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Thread-grinding technology
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Miniature and industrial ball screw products
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Integration with machine tool and automation applications
Suitable applications: CNC equipment, mechanical manufacturing, automotive production, industrial automation, and electric actuators.
Hanjiang Machine Tool is a relevant candidate for equipment manufacturers seeking ball screws from a supplier with substantial experience in precision machine tool technology.
2.3 Shandong Bote Precision – Industrial Ball Screw Manufacturer
Shandong Bote Precision traces its manufacturing history to the Jining Screw Factory, established in 1966.
The company specializes in rolling functional components and manufactures precision ball screw assemblies, linear guideways, mechanical spindles, and related products.
Its catalog includes both conventional and application-specific ball screw designs.
Key product strengths:
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Ground precision ball screws
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Rolled ball screw assemblies
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Heavy-duty ball screws for industrial machinery
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High-speed and large-lead designs
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Miniature ball screw products
Suitable applications: CNC machine tools, automation equipment, heavy machinery, precision manufacturing, and packaging systems.
Shandong Bote Precision is worth considering when a project requires a choice between rolled and ground screws or specialized designs for different operating loads.
2.4 Guangdong Kaite Precision – High-Precision Linear Motion Components
Guangdong Kaite Precision Machinery manufactures linear motion components for industrial equipment.
The company is particularly active in linear guideways, linear modules, and precision transmission products. Its official catalog also includes ball screw assemblies.
Kaite has publicly reported development and testing work on high-precision ball screws for machine tool applications.
Key product strengths:
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Precision ball screw products
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Linear guideways and integrated motion components
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Precision motion engineering
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Products for machine tool and automation systems
Suitable applications: CNC machinery, automated production equipment, precision positioning systems, and industrial motion platforms.
For buyers purchasing both ball screws and linear guideways, Kaite provides an additional option for evaluating compatible transmission components.
2.5 Jiangsu Qijian Screw – Preloaded and High-Speed Ball Screws
Jiangsu Qijian Screw Manufacturing specializes in precision ball screw assemblies for CNC machine tools.
Industry exhibition materials published by the China Machine Tool & Tool Builders' Association's rolling functional components sector have described its capabilities in preloaded, high-speed, high-lead, and miniature ball screws.
Its product development includes designs intended to compensate for small amounts of wear and maintain positioning performance.
Key product strengths:
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Adjustable-preload ball screws
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High-speed and high-lead ball screw assemblies
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Miniature precision ball screws
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Ball screw designs for CNC machinery
Suitable applications: CNC machine tools, precision positioning systems, automated mechanical equipment, and compact motion mechanisms.
Jiangsu Qijian is worth evaluating where preload control, compact dimensions, or higher-speed operation are significant design requirements.
2.6 Shanghai KGG Robots – Miniature Ball Screws and Actuators
Established in 2008, Shanghai KGG Robots specializes in precision linear motion components.
The company manufactures and supplies miniature ball screws, precision ball screws, rolled ball screws, linear actuators, and related transmission equipment.
Its product portfolio makes it particularly relevant to equipment designs where available installation space is limited.
Key product strengths:
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Miniature ball screws
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Precision and rolled ball screws
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Ball screw and ball spline combinations
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Compact linear actuators
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Motion components for automated equipment
Suitable applications: Electronics manufacturing, medical equipment, semiconductor automation, inspection systems, and compact industrial machinery.
KGG is a useful supplier to evaluate for projects that combine precision positioning requirements with restricted installation dimensions.
2.7 SIMKAWA – Precision Ball Screw and Linear Motion Solutions
SIMKAWA provides precision linear motion components for CNC machines, industrial automation, and mechanical transmission systems.
Its product portfolio includes ball screws, linear guides, gear racks, shaft couplings, and linear motor solutions.
Unlike suppliers focused on a narrow product category, SIMKAWA offers several complementary transmission products, allowing buyers to source components for different parts of a motion system.
Main ball screw product series:
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DFA Series: Servo ball screw applications
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DFU Series: CNC ball screws designed for smooth and efficient movement
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FDC Series: Double-nut ball screws with preload for improved axial rigidity
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FDDC Series: Precision ball screw drive systems for automated motion
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FSC Series: Miniature ball screws for compact equipment
SIMKAWA also lists other ball screw series, including FFU, FFNI, FFNU, FFA, FFY, and FSDC.
Key product strengths:
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Multiple ball screw configurations
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Compact and precision motion options
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Ball screw and linear guide product coverage
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Customization and wholesale purchasing support
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Technical consultation for product selection
Suitable applications: CNC machinery, industrial automation, precision positioning equipment, compact mechanical assemblies, and servo-driven motion systems.
For overseas OEMs, equipment builders, and distributors, SIMKAWA offers a practical sourcing option when ball screws and related linear motion components are required within the same project.
Explore the complete SIMKAWA Ball Screw Collection.
2.8 Zhejiang Deliya Automation – Rolled Ball Screw Solutions
Zhejiang Deliya Automation Manufacturing was established in 2005 and produces rolling motion components and other industrial transmission products.
Its published product categories include ball screw assemblies, linear guideways, screw support units, linear bearings, and precision modules.
The company also publishes several conventional ball screw configurations, including SFU, DFU, SFI, and DFI series.
Key product strengths:
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Rolled ball screw assemblies
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Multiple standard nut configurations
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Linear guides and supporting components
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Motion products for industrial automation
Suitable applications: General industrial automation, mechanical positioning systems, material handling equipment, and machinery requiring standardized transmission components.
Deliya is worth considering for buyers looking for established ball screw configurations alongside other common linear motion components.
2.9 Zhejiang Jingjiu Bearing – Ball Screws and Customized Components
Zhejiang Jingjiu Bearing manufactures linear motion components, bearings, and associated mechanical products.
According to its published company profile, its product portfolio includes ball screws, linear guideways, linear shafts, and various standard and non-standard mechanical components.
The company also describes manufacturing and quality-management capabilities for a range of industrial motion products.
Key product strengths:
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Ball screws and linear motion components
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Standard and non-standard product options
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Linear bearings and shafts
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Industrial component manufacturing
Suitable applications: General machinery, industrial automation, mechanical assemblies, and equipment requiring multiple motion components.
Jingjiu is a potential supplier for purchasers seeking different mechanical transmission products from one source. Specific ball screw precision grades and performance characteristics should be verified during quotation.
2.10 HIWIN Technologies (China) – Established Precision Motion Brand
HIWIN Technologies was founded in Taiwan in 1989 and operates manufacturing and technical facilities in mainland China, including Suzhou.
Its Suzhou operation develops and manufactures precision motion components, including ball screws, linear guideways, and other motion control products.
HIWIN is included here because of its manufacturing presence in mainland China, although its global headquarters is in Taiwan.
Key product strengths:
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Precision ground and rolled ball screw products
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High-speed ball screw solutions
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Linear guideways and motion control components
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Integrated motion systems for industrial applications
Suitable applications: CNC machine tools, semiconductor equipment, precision automation, industrial robotics, and advanced manufacturing.
HIWIN is an important benchmark for buyers comparing established precision motion brands with other suppliers operating in China.
3. How to Choose the Right Ball Screw Manufacturer in China
The best ball screw supplier depends on the technical requirements of the application. Purchasing decisions should not be based on brand recognition or unit price alone.
3.1 Ball Screw Accuracy
Ball screws are commonly offered in different accuracy grades, such as C3, C5, and C7, depending on the applicable standard and product design.
A lower grade number generally indicates tighter lead accuracy requirements, but accuracy specifications must be compared using the same measurement standard.
For CNC machinery and precision positioning applications, buyers should review both lead accuracy and repeatability requirements.
For general automation systems, the most economical design may not require the highest available accuracy.
3.2 Ground vs. Rolled Ball Screws
Ball screws are commonly manufactured using either grinding or rolling processes.
| Comparison | Ground Ball Screws | Rolled Ball Screws |
|---|---|---|
| Manufacturing method | Precision grinding | Thread rolling |
| Typical positioning | Higher-precision applications | General precision applications |
| Production cost | Generally higher | Generally lower |
| Main advantages | Tight lead accuracy and precision finishing | Cost-effective manufacturing |
| Common applications | Precision CNC and positioning equipment | General automation and machinery |
The final choice should consider accuracy, operating speed, axial load, service life, and the manufacturer's verified specifications.
3.3 Load Capacity and Rigidity
Different machines impose different axial loads on the ball screw assembly.
The selected screw should have suitable dynamic and static load ratings, axial stiffness, preload, and support arrangements.
Double-nut preloaded ball screws may be useful where reduced axial clearance and improved rigidity are required.
However, excessive preload can increase operating torque, friction, and heat generation.
3.4 Customization and Technical Support
For international OEM projects, customization can be an important supplier selection factor.
Before placing an order, buyers should confirm whether the supplier can provide:
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Customized shaft length and end machining
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Required screw diameter and lead
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Specified nut configuration and preload
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Accuracy and inspection documentation
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Technical drawings and installation support
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Suitable packaging and shipping arrangements
The manufacturer should review the application requirements before recommending a final configuration.
4. Which Ball Screw Supplier Is Suitable for Your Application?
Different manufacturers should be evaluated according to their published product specialization.
| Application or Purchasing Need | Manufacturers Worth Evaluating |
|---|---|
| High-precision CNC machinery | Nanjing Technical Equipment, Hanjiang, Bote, Kaite |
| High-speed precision motion | Nanjing Technical Equipment, Qijian, HIWIN |
| Miniature ball screws | KGG, SIMKAWA, Hanjiang |
| General industrial automation | SIMKAWA, Deliya, Jingjiu |
| Heavy-duty industrial applications | Bote, Nanjing Technical Equipment |
| Ball screws with complementary linear motion products | SIMKAWA, HIWIN, Kaite, Deliya |
These recommendations identify relevant suppliers for further technical evaluation. They do not imply that every catalog model meets all requirements within an application category.
5. Why Consider Ball Screw Manufacturers in China?
China offers an extensive precision machinery supply chain, including manufacturers of ball screws, linear guides, bearings, couplings, and related motion components.
For international buyers, working with suppliers in China can provide several potential advantages.
Competitive sourcing options: Buyers can compare manufacturers serving different price and precision segments.
Customized configurations: Some manufacturers support application-specific screw dimensions, nut structures, and shaft machining.
Complementary components: Suppliers with broader product portfolios can help buyers coordinate multiple linear motion components.
Industrial manufacturing experience: Established companies have experience supplying machine tools, automation equipment, and other industrial applications.
However, manufacturing origin alone does not guarantee product quality. Buyers should verify individual product specifications, quality control processes, delivery performance, and after-sales support.
Conclusion
China offers a diverse selection of ball screw manufacturers, from established precision machine tool suppliers to companies specializing in miniature motion components and industrial automation solutions.
Nanjing Technical Equipment, Hanjiang Machine Tool, Bote Precision, and other manufacturers provide options for specialized industrial requirements. Companies such as KGG and SIMKAWA also offer product ranges relevant to compact equipment and general linear motion applications.
For international buyers, the best ball screw manufacturer is the supplier that can meet the required accuracy, load capacity, service life, delivery, and technical support expectations at a suitable total cost.
Frequently Asked Questions About Ball Screw Manufacturers in China
What is the difference between C5 and C7 ball screws?
C5 and C7 are accuracy designations commonly encountered in ball screw catalogs. Under commonly used grading systems, C5 generally specifies tighter lead accuracy than C7.
Buyers should confirm the applicable standard, accuracy measurement, and operating requirements before selecting a grade.
Can Chinese ball screw suppliers provide customized products?
Yes, some suppliers offer customized ball screw configurations.
Depending on the manufacturer, available options may include shaft length, end machining, nut design, preload, and other application-specific requirements.
SIMKAWA states that it supports product customization and technical consultation.
Which ball screws are suitable for CNC machines?
CNC machine ball screws must be selected according to positioning accuracy, axial load, rigidity, operating speed, and service life.
Precision ground ball screws are frequently considered for demanding positioning applications, while suitable rolled ball screws may be used in less demanding systems.
What information should I provide when requesting a ball screw quotation?
International buyers should provide the required screw diameter, lead, shaft length, nut type, accuracy grade, quantity, expected load, and application.
Drawings and details of the operating environment can help suppliers evaluate the correct ball screw configuration.
