Top 10 Servo Drives Manufacturers In China 2026 (In No Particular Order)

Zhejiang Tonghang E-Drive Technology Co., Ltd.

Zhejiang Tonghang E-Drive Technology Co., Ltd. is a Chinese servo drive manufacturer established in 2017. The company integrates research and development, production, sales, and after-sales service, focusing on servo drives, servo motors, and industrial motion control products.

Tonghang initially developed a dedicated servo drive for tapping machines. As its product development progressed, the company introduced several servo drive platforms, including T3L, S3a, T3a, T3G, T3M, and T5a. It subsequently expanded its portfolio with additional drive series and bus servo products.

In 2024, Tonghang relocated to a new production facility in Huzhou, marking another stage in its business development.

Main Servo Drive Product Series

Tonghang's servo drive product portfolio includes the following series:

In addition to servo drives, Tonghang supplies servo motors and high-speed door servo motor and controller systems. Customers can discuss drive and motor selection according to their machine configurations and application requirements.

Manufacturing Facilities and Production Management

Tonghang operates a production facility with a 5,000㎡ clean workshop equipped with automated machinery and precision testing instruments.

These facilities support its manufacturing and product inspection activities. For equipment manufacturers planning repeat orders, production arrangements, inspection procedures, and product configuration consistency are important factors when evaluating a supplier.

Engineering Support for OEM Projects

Servo drive selection often begins during the machine design stage. Motor specifications, mechanical loads, electrical cabinet layouts, and control requirements need to be considered before confirming a product configuration.

Tonghang provides engineering consultation and project-related technical services.

Its cooperation process includes:

For OEM equipment manufacturers, these services provide opportunities to discuss product specifications and project requirements directly with the supplier's technical team.

Tonghang is particularly relevant to companies looking for servo drives, servo motors, and specialized high-speed door servo systems.

Inovance Technology

Inovance Technology was established in 2003 and has developed a broad industrial automation portfolio. Its business covers servo systems, industrial drives, PLCs, HMIs, CNC products, and industrial robots.

Its AC servo products serve equipment manufacturers requiring controlled motor movement and motion coordination. The company also supplies other automation components that can be incorporated into machine control systems.

Main Product Areas

For machinery manufacturers, Inovance is worth considering when developing equipment that combines servo motion with programmable control and other automation functions.

 

INVT Electric

Location: Shenzhen, Guangdong, China

INVT Electric develops industrial automation products and energy-related technologies. Its industrial automation portfolio includes servo systems, frequency converters, PLCs, HMIs, and other control products.

Its servo product range provides options for different motor control requirements. The company also develops industrial solutions for manufacturing, machine tools, logistics, and related sectors.

Main Product Areas

When evaluating INVT, customers should distinguish between servo drive models and general-purpose AC drives because their feedback structures and application requirements differ.

 

Estun Automation

Estun Automation focuses on industrial automation, motion control, robotics, and intelligent manufacturing technologies.

Its product portfolio includes servo systems and industrial robots. Servo technology is an important part of its motion control business, supporting machinery that requires coordinated motor movement and automated operation.

Main Product Areas

Estun is worth researching for automated production lines, robotic applications, and machinery requiring coordinated movement across multiple axes.

 

Leadshine Technology

Leadshine Technology specializes in motion control products. Its portfolio covers AC servo systems, stepper motors, motion controllers, and related components.

Its products serve equipment manufacturers in areas such as CNC machinery, automation equipment, and precision positioning systems.

Main Product Areas

Leadshine is worth comparing when equipment developers need to evaluate different motion control configurations, particularly where servo and stepper technologies may both be considered.

 

STEP Electric

STEP Electric operates in industrial control and automation, with business activities covering elevator control systems, servo technology, and related equipment.

Its product portfolio is relevant to customers researching motion control and equipment automation. Its elevator-related business also makes it a reference for specialized motor control applications.

Main Product Areas

For procurement projects, customers should identify the exact product category and confirm whether the selected servo system is designed for their intended machinery.

 

VEICHI Electric

Location: Shenzhen, Guangdong, China

VEICHI Electric develops industrial drive and automation products. Its portfolio includes AC drives, servo systems, and motion control technologies.

The company provides motor control products for different manufacturing environments, including machinery requiring speed regulation and controlled movement.

Main Product Areas

When comparing VEICHI with other servo drive manufacturers, equipment builders should check the specific model's control functions, motor compatibility, and communication interfaces.

 

Xinje Electric

Xinje Electric develops industrial automation products, including servo systems, PLCs, HMIs, and motion controllers.

Its product portfolio addresses the control requirements of automated machinery. Combining programmable controllers and servo products can be relevant to equipment manufacturers designing integrated machine control systems.

Main Product Areas

Xinje is a potential supplier for packaging machinery, assembly equipment, and other automated production systems. Customers should verify the available servo models and controller compatibility before selecting a product.

 

Kinco Automation

Kinco Automation supplies industrial automation and control products, including servo systems, PLCs, and human-machine interfaces.

Its product range supports machine builders developing automated equipment that combines operator interfaces, programmable control, and motor movement.

Main Product Areas

For equipment manufacturers, Kinco can be included in preliminary supplier research when comparing integrated automation components and servo control products.

 

GSK CNC Equipment

GSK CNC Equipment focuses on CNC systems and machine tool automation products. Its product areas include CNC controllers, servo drives, servo motors, and related equipment.

In CNC machinery, servo systems convert controller commands into controlled movement along different machine axes. Compatibility between the CNC controller, servo drive, motor, and feedback device is therefore an important consideration.

Main Product Areas

GSK is relevant to CNC machine tool manufacturers and machining equipment developers looking for motion control products that can be evaluated alongside CNC control systems.

 

How Do Different Servo Drive Configurations Affect Equipment Design?

Not all servo drives operate in the same way. Their control functions, communication arrangements, and motor configurations influence how they are integrated into machinery.

Position Control

Position control is used when a motor needs to move to a specified location or follow a defined movement profile.

Typical applications include:

The controller sends positioning commands to the servo drive, while feedback signals help regulate the motor's actual position.

Speed Control

Speed control regulates motor rotation according to a target speed.

It is useful in equipment where maintaining a defined rotational speed is more important than repeatedly reaching different positioning coordinates.

Typical examples include rotating equipment, certain conveying mechanisms, and production machinery.

Torque Control

Torque control regulates the motor's output torque according to a specified command.

This function can be important in applications involving tension control, pressing, winding, and other processes where force or load conditions influence operation.

Multi-Axis Motion Control

Some machines require multiple servo motors to operate in coordination. For example, packaging equipment may need to synchronize feeding, cutting, and sealing mechanisms.

In these systems, the communication architecture and controller capabilities are important. Customers should verify the supported protocols, synchronization functions, and axis configuration of the selected servo drive.

 

Servo Drive and Servo Motor Matching: What Should Engineers Check?

Selecting a servo drive separately from its motor can create compatibility problems during equipment integration. The two components should be evaluated as a system.

For OEM projects, engineers should provide the supplier with the motor datasheet and machine operating requirements before confirming the drive model.

 

FAQ

1. Can a Servo Drive Be Used With Any Servo Motor?

No. A servo drive must support the motor's electrical ratings and feedback configuration.

Rated voltage, current, encoder type, connector arrangement, and control requirements should all be checked before connecting a motor to a drive.

2. Why Do Some Servo Drives Require External Braking Resistors?

During deceleration, a servo motor can operate as a generator and return energy to the drive's DC bus.

When the regenerated energy exceeds what the system can absorb, a braking resistor may be needed to dissipate the excess energy as heat. Whether an external resistor is required depends on the drive design, load inertia, and operating cycle.

3. What Information Is Needed to Replace an Existing Servo Drive?

Customers should provide the original drive model, motor model, wiring information, encoder specifications, controller type, and relevant parameter settings.

Engineers should also review the mechanical load and operating sequence. A replacement drive should not be selected based only on the original drive's rated power.

4. Is It Better to Purchase Servo Drives and Motors From the Same Manufacturer?

Purchasing compatible motors and drives from one supplier can simplify model matching, documentation, and technical communication.

However, the final decision should still depend on the required motor performance, system compatibility, product specifications, and project budget.