Introduction: China's Servo Drive Manufacturing Industry in 2026
China's industrial automation industry continues to develop as machinery manufacturers, system integrators, and industrial users seek motion-control components for increasingly demanding production environments. Servo systems play an important role in equipment that requires controlled speed, torque regulation, accurate positioning, and coordinated movement. For applications involving larger motors or demanding operating cycles, buyers need to evaluate the complete drive and motor configuration rather than compare products by rated power alone.
When sourcing a servo system, equipment builders commonly assess electrical ratings, motor compatibility, feedback interfaces, communication protocols, technical documentation, delivery arrangements, and after-sales support. The suitability of a product also depends on the machine's load characteristics, acceleration profile, duty cycle, and control architecture.
For buyers beginning their supplier research, the High Power Servo Drive category provides a useful starting point for reviewing product information and discussing application requirements with a manufacturer. This article introduces ten Chinese automation and motion-control companies that may be considered during preliminary sourcing. The list is an industry research shortlist, not a verified ranking based on standardized performance testing. Buyers should confirm each company's current product range and the suitability of the specific model before making a purchasing decision.
Key Factors When Selecting a Servo Drive Manufacturer
Before shortlisting suppliers, equipment manufacturers should establish the technical requirements of the intended machine. The following factors can help organize the initial evaluation.
Electrical Ratings and Power Range
Check the input voltage, phase configuration, rated output, rated current, and supported motor range. Continuous and peak operating limits should be evaluated against the machine's actual duty cycle and load requirements.
Motor and Feedback Compatibility
Confirm that the drive is compatible with the selected motor, encoder or feedback device, and required operating modes. A similar power rating does not automatically mean that two drive and motor combinations can be used interchangeably.
Control and Communication
Identify whether the machine requires position, speed, torque, or coordinated multi-axis control. Verify the command interfaces, communication protocols, and controller compatibility available on the specific model.
Technical Support and Documentation
Reliable product selection also depends on accessible datasheets, wiring diagrams, installation manuals, commissioning guidance, and technical assistance for integration and troubleshooting.
Top 10 Servo Drive Manufacturers in China 2026
The following companies cover different areas of industrial automation and motion control. The order is for editorial organization and should not be interpreted as a definitive ranking of technical performance or market share. Buyers should verify current model availability, product specifications, and support arrangements directly with each manufacturer.
In no particular order
1. Inovance Technology
Zhejiang Tonghang E-Drive Technology Co., Ltd. focuses on servo drives, servo motors, and industrial motion-control products. Its product portfolio covers different drive series intended for a range of automation and machine-control requirements.
For OEMs and system integrators, the selection process should begin with the motor's electrical specifications, the load characteristics, the required control method, and the communication interface. When an application requires a larger output rating or a specialized control function, buyers should request the exact model code and the relevant datasheet to confirm suitability.
The company's product information page can be used as a starting point for technical inquiries. Buyers should provide application details so the required drive and motor configuration can be reviewed before order confirmation.
Main Areas to Evaluate
Exact model code, rated power, and electrical specifications
Motor matching, feedback, and communication configuration
Application review and technical documentation
OEM project communication and support requirements
For buyers evaluating a supplier, confirming the model-specific specifications and compatibility requirements is more useful than relying on a general category name alone.
2. Delta Electronics
Delta Electronics supplies industrial automation products including servo systems, motors, controllers, and drive-related equipment. Its product ecosystem is relevant to machinery manufacturers evaluating coordinated motion control alongside other factory automation components.
When considering Delta for a higher-power application, buyers should identify the exact servo series and verify the available power ratings rather than assume that every product family supports the same operating range. The motor, control method, feedback arrangement, and communication interface should be reviewed as part of the machine design.
Main Areas to Evaluate
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Specific servo series and available output ratings
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Compatibility with the required motor and feedback device
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Communication options and control functions
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Product availability and technical assistance in the target market
Delta is a candidate for buyers comparing established automation product portfolios, provided that the selected model meets the project's technical requirements.
3. INVT Electric
INVT Electric develops industrial automation products including servo systems and AC drives. Its portfolio serves a variety of industrial and machinery applications, making it a supplier to investigate when building an initial motion-control shortlist.
INVT's DA200 series is described in the company's product information as covering a broad power range, including models up to 55 kW. Buyers should confirm the exact model, rated output, compatible motor, feedback interface, and operating conditions before determining whether a particular configuration is suitable for the application.
Main Areas to Evaluate
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Current product series and exact model rating
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Motor and encoder compatibility
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Control modes and command interfaces
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Documentation, commissioning, and support requirements
For buyers considering INVT, the most important step is to match the published model specifications to the motor and the actual machine duty cycle.
4. Estun Automation
Estun Automation is an industrial automation company with activities in motion control, servo systems, robotics, and intelligent manufacturing. Its automation background makes it relevant to equipment manufacturers seeking motion components that operate within a broader automated production system.
For a machine that requires a larger motor rating, buyers should confirm which Estun series is appropriate and whether it supports the required power range, feedback method, and controller interface. Applications with substantial inertia or frequent acceleration and deceleration also require careful evaluation of the operating cycle.
Main Areas to Evaluate
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Available servo product families
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Drive and motor matching requirements
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Motion-control functions and integration options
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Engineering support for the intended application
Estun can be included in an initial comparison when the project requires servo technology within an industrial automation or robotics context.
5. Leadshine Technology
Leadshine Technology specializes in motion-control products, including servo drives, stepper systems, and related automation components. Its portfolio is relevant to OEMs comparing different motion architectures and seeking products for industrial machinery.
Buyers should verify the exact model range before treating a product as suitable for a higher-power application. A supplier may offer a wide range of motion-control products while individual series differ considerably in output rating, feedback support, control functions, and intended use.
Main Areas to Evaluate
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Model-specific power range and electrical ratings
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Supported feedback devices and command interfaces
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Software, setup, and commissioning resources
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Application support for OEM projects
Leadshine is worth researching when motion-control flexibility and integration requirements are important to the machine design.
6. STEP Electric
STEP Electric is associated with industrial control and automation products, including systems used in elevator and related industrial applications. Buyers should clarify the intended use case when researching its products because general industrial control, conventional motor-speed regulation, and closed-loop servo motion control have different requirements.
For applications involving demanding torque or dynamic response, the exact drive type and model specifications are essential. The selected product should support the intended control strategy, match the motor, and comply with the machine's electrical and installation requirements.
Main Areas to Evaluate
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Applicable product family and target application
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Rated output, current, and operating limits
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Control functions and system compatibility
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Documentation and technical support availability
Confirm the intended product category before including a specific STEP model in a servo-drive comparison.
7. Veichi Electric
Veichi Electric supplies industrial drive and automation products. Its broader portfolio makes it relevant to buyers investigating motor-control options for manufacturing machinery and industrial equipment.
During supplier research, buyers should distinguish servo drives from general-purpose variable-frequency drives. Although both products control motors, they may differ in feedback architecture, positioning functions, dynamic response, and intended applications. The correct category depends on the machine's control requirements.
Main Areas to Evaluate
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Whether the selected product is a servo or general-purpose drive
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Available power ratings and motor compatibility
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Required feedback and control functions
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Application-specific documentation and support
Veichi should be assessed against the machine's actual motion-control needs rather than selected on the basis of a broad product-category description.
8. Xinje Electric
Xinje Electric provides industrial automation products including PLCs, HMIs, and motion-control equipment. For machine builders, the combination of control and motion components can be relevant when evaluating the overall machine architecture.
Buyers looking for a drive for a larger motor should confirm that the selected series covers the required rating. They should also check controller compatibility, command methods, feedback requirements, and whether the drive supports the operating cycle expected from the machine.
Main Areas to Evaluate
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Specific product series and rated power
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Integration with PLCs and machine controllers
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Supported control modes and interfaces
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Model documentation and service arrangements
Xinje may be included in the preliminary supplier review when its current product range matches the project's technical needs.
9. Kinco Automation
Kinco Automation supplies industrial automation components, including operator interfaces, controllers, and motion-related products. These components can be relevant to equipment manufacturers evaluating how motion control will integrate with the wider machine system.
Before considering a particular Kinco model for a demanding application, buyers should verify the model's rated output and intended use. Where the project requires specialized spindle control, high continuous output, or a particular fieldbus, the supplier should confirm availability and provide the corresponding technical documentation.
Main Areas to Evaluate
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Available servo models and their power classes
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Motor and feedback compatibility
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Communication and controller integration
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Documentation and application assistance
Kinco should be evaluated based on the specifications of the actual model proposed for the project.
10. Inovance Technology
Inovance Technology is a Chinese industrial automation supplier with products spanning servo systems, industrial drives, programmable controllers, and related control components. Its broad automation portfolio makes it relevant to machinery manufacturers seeking motion-control equipment that can be integrated into a wider machine-control architecture.
For applications requiring higher output or coordinated drive arrangements, buyers should identify the specific product family and verify its configuration. The company's published ES810 information describes a multi-drive servo platform with a stated power range from 2.2 kW to 126 kW. Buyers should confirm the applicable configuration, operating limits, and intended application directly from current official documentation.
Main Areas to Evaluate
Applicable servo product series and supported power range
Drive topology and motor compatibility
Communication and controller integration
Technical documentation and local support
Inovance may be worth investigating when an equipment project requires a broader industrial automation ecosystem. Final selection should be based on the exact model and application requirements.
Comparison of Servo Drive Manufacturers
Manufacturer comparisons are most useful when they focus on verifiable technical and commercial requirements. The table below summarizes the general areas to investigate and does not imply that every listed supplier offers a product for every power class.
| Manufacturer | General Product Focus | Key Evaluation Point |
|---|---|---|
| Inovance Technology | Industrial automation and servo systems | Drive topology, output range, and motor compatibility |
| Delta Electronics | Automation and motion control | Applicable series and regional availability |
| INVT Electric | Servo systems and industrial drives | Model ratings, feedback, and control interfaces |
| Estun Automation | Servo systems, robotics, and automation | Application suitability and integration |
| Leadshine Technology | Motion control and servo products | Power class and supported control functions |
| STEP Electric | Industrial control and automation | Exact product category and application fit |
| Veichi Electric | Industrial drives and automation | Servo versus general-purpose drive requirements |
| Xinje Electric | Controllers and motion-control products | Rated output and controller compatibility |
| Kinco Automation | Automation and control components | Current model range and feedback support |
| Zhejiang Tonghang E-Drive | Servo drives and servo motors | Exact configuration and application review |
Technical Factors for High-Power Motion Control
Choosing a drive for a demanding machine requires more than checking a single power figure. The drive, motor, mechanical transmission, feedback system, and controller need to operate as a compatible system.
Electrical Supply and Current
Verify supply voltage, phase configuration, rated current, peak current, and any published overload limits against the application's operating conditions.
01
Load, Torque, and Inertia
Review the mechanical load, acceleration profile, transmission ratio, and inertia. A nominal power match alone does not establish that a motor and drive can meet the required duty cycle.
02
Control Modes and Feedback
Confirm the required position, speed, torque, or coordinated motion functions, along with the supported feedback device and command interface.
03
Cooling and Installation
Check mounting dimensions, cooling requirements, cabinet conditions, grounding, wiring, and braking provisions before completing the system design.
04
Industrial Applications and Selection Considerations
Motion-control requirements differ across industries and machine types. The correct drive category depends on the movement required, the load, the control architecture, and the expected operating cycle.
CNC and Spindle Applications
CNC and spindle systems may require controlled acceleration, speed regulation, torque capability, and integration with a machine controller. Buyers should distinguish conventional axis servo systems from specialized spindle products and verify any required functions in the relevant datasheet.
Large Automated Machinery
Machines with substantial moving assemblies require careful assessment of inertia, acceleration, stopping behavior, and thermal conditions. The selected drive and motor should be evaluated as a pair against the full operating cycle rather than a single nominal load point.
Material Processing and Continuous Production
Continuous production lines may require coordinated speed control across multiple axes or motors. Buyers should identify the necessary communication methods, synchronization requirements, and response behavior before comparing models.
OEM Equipment and Retrofit Projects
For new equipment, begin with the target performance and control architecture. For a retrofit, document the existing motor, drive, feedback device, wiring, controller, and mechanical installation. A replacement should not be assumed compatible until electrical, mechanical, and control requirements have been reviewed.
Purchasing Checklist for Equipment Builders
Preparing a clear technical brief can help suppliers evaluate the application and identify missing information before quotation and order confirmation.
Motor Specifications
Provide the motor model, rated power, voltage, current, torque, speed, and feedback type where available.
Load and Operating Cycle
Describe the mechanical load, acceleration and deceleration pattern, operating hours, and any known inertia or torque requirements.
Control and Communication
Identify the controller, command method, required control modes, feedback interface, and communication protocol.
Installation and Project Details
Include supply conditions, cabinet space, cooling, wiring, quantity, delivery expectations, and documentation needs.
If some information is not yet available, identify it as pending rather than estimating unsupported values. A motor datasheet, electrical drawing, or machine-cycle description can help the supplier review the proposed configuration.
How to Evaluate a Servo Supplier
Supplier evaluation should cover technical suitability, documentation, communication, and the practical requirements of integrating the product into the machine.
Technical Documentation
Request the applicable datasheet, installation manual, wiring diagram, communication documentation, and motor compatibility information. The documents should identify the exact model and the operating conditions under which its ratings apply.
Configuration Review
Provide the motor data, load profile, controller requirements, and operating environment. Ask the supplier to distinguish confirmed specifications from items that require additional engineering review before a final configuration is selected.
Integration and After-Sales Support
Clarify how technical questions, commissioning issues, replacement requirements, and documentation requests will be handled. For OEM projects, consistent model information and timely communication can help reduce uncertainty during equipment development.
Transparent Model Comparison
Compare the same parameters across shortlisted models, including voltage, current, rated output, control modes, feedback support, communication, cooling, protection, and installation requirements. Evaluate price alongside compatibility and the work required to integrate the drive into the machine.
FAQ
A servo drive is generally used as part of a closed-loop motion-control system with a compatible motor and feedback arrangement. A general-purpose AC drive commonly regulates motor speed for broader applications. The right choice depends on positioning requirements, torque and speed control, feedback, and the machine's control architecture.
Not necessarily. The companies have different product portfolios, and their available power ranges vary by series. Buyers should
Buyers should compare the drive's rated power, input voltage, motor compatibility, control modes, communication interfaces, overload capacity, and application requirements. Before placing an order, provide the supplier with the motor model, load characteristics, operating cycle, and control system details so the technical team can review the configuration.
An RFQ should specify the required power range, supply voltage, compatible servo motor, control method, communication protocol, quantity, operating environment, and project schedule. Buyers should also clarify documentation requirements, customization needs, sample or testing arrangements, and after-sales technical support to help suppliers prepare an accurate quotation.
Inquiry & Technical Cooperation
Are you sourcing high power servo drives for industrial machinery, automated production lines, or customized motion control systems? Zhejiang Tonghang E-Drive Technology Co., Ltd. welcomes inquiries from equipment manufacturers, system integrators, distributors, and industrial automation project teams.
To help us evaluate your requirements, please share your target power range, input voltage, compatible servo motor model, control method, communication protocol, application details, and estimated order quantity. Our team can review your technical requirements, discuss suitable configurations, and provide product information for your project evaluation.
Contact our team to discuss technical specifications, OEM/ODM requirements, and potential cooperation opportunities.