Haishan Bearing profile, China bearing factory, precision bearing manufacturer

Industry Applications

Precision needle roller bearings provide reliable load-bearing support for construction machinery and automation equipment.

Related Applications of Pump Industry

The pump industry encompasses mud pumps, clean water pumps, submersible pumps, pipeline pumps, and more. These pumps operate in relatively harsh environments characterized by dust, humidity, and extreme temperatures. The pump industry requires bearings with technical characteristics such as low noise, low vibration, low energy consumption, high efficiency, and corrosion resistance. Renben can provide rolling bearings with various sealing configurations and technical solutions.

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Application of Medical Devices

Given the unique nature of the medical device industry and the diversity of application environments, we select raw materials, lubricants, seals, and other components with specialized properties and employ a specially optimized internal structure to ensure that our bearings offer performance characteristics such as ultra-high speed, low torque, high load capacity, radiation resistance, low volatility, and self-lubrication.

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Application of Industrial Robots

The robotics industry is an emerging sector, and smart manufacturing is one of the cornerstones of Industry 4.0. The stable and precise operation required in industrial robotics relies heavily on the support of precision robot bearings. Robot bearings are a specialized type of bearing with unique structural designs and performance requirements; among them, flexible bearings, cross-roller bearings, and tapered roller bearings are used in robots, gear reducers, drive motors, and other components. Application areas include RV reducers, harmonic reducers, and robot bodies.

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Application of Motors

Electric motors include various types such as industrial motors, servo motors, stepper motors, variable-frequency motors, explosion-proof motors, and special-purpose motors. They are primarily characterized by low noise, low vibration, low energy consumption, and high efficiency. Renben possesses highly mature technologies in energy conservation, consumption reduction, and noise reduction, and is able to provide solutions for its customers.

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Application of Chassis System

The automotive chassis system primarily refers to the frame and axles. Wheels are mounted at both ends of the axles; the wheel hub is the main load-bearing component and one of the key safety components. Wheel hub bearings include single-row tapered roller bearings (typically used in pairs), first-generation wheel hub bearings, second-generation wheel hub bearings, and third-generation wheel hub bearings, which are widely used in heavy-duty trucks, passenger cars, and commercial vehicles.

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Applications of Power Systems

The automotive powertrain is the heart of a vehicle, providing the power necessary for safe operation. The powertrain includes the engine, alternator, tensioner pulley, water pump, fan, and other components. It operates at high temperatures and extreme rotational speeds, has a long service life, and demands high reliability, while also requiring superior sealing performance. Renben can provide technical solutions tailored to various operating conditions to meet the demands of all types of applications.

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ABOUT US

Located in Changzhou, Jiangsu Province, reputed as the Hometown of Bearing Manufacturing in China, Changzhou Haishan Bearing Co., Ltd. has devoted itself to the bearing manufacturing industry for more than 20 years relying on the complete regional bearing industrial chain. It is a modern industrial enterprise focusing on precision bearing manufacturing and pursuing diversified coordinated development.

The company specializes in the R&D and production of Category IV needle bearings with a complete product portfolio. Its product line covers needle rollers, one-way bearings, cylindrical roller bearings, thrust bearings, cam follower bearings, combined bearings, one-way needle bearings, flat bearings, full-complement needle roller bearings, bolt roller bearings, composite bearings and customized non-standard bearings, meeting demands for both standard supporting and personalized customization. Our products are widely applied in general machinery, industrial robots, automated equipment, power tools, motorcycle & auto parts, office equipment and other fields, satisfying precision transmission demands of diverse application scenarios.

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Industry experience

180

Technical personnel

22000

+ ㎡

Factory area

1200

Global partners

Products We Provide

We specialize in needle roller bearings and offer a comprehensive product line.

Support Roller Bearings (NUTR Series)

Support Roller Bearings (NA22 Series)

CFS Cam Follower Bearing

Bolt Roller Bearings (NUKR Series)

CR Series Roller Bearings

CYR Series Roller Bearings

K Series

NKIA-NKIB Series

Why choose us?

Specialized in needle roller bearings, delivering both precision and durability.

20+ Years Bearing Expertise

Rooted in China’s bearing manufacturing hub, our 22,000 ㎡ intelligent plant ensures stable quality without unstable OEM output.

Full Auto Production Lines

Equipped with full-set grinding, assembly and inspection units, we minimize manual errors and unify product precision across all batches.

Triple Certified Quality

Certified by IATF16949, ISO9001 and ISO14001, all production procedures are traceable to meet strict high-end industry access standards.

Bulk & Custom Available

Supported by 30+ technical backbones, we deliver both large-batch standard bearings on time and tailor-made non-standard solutions for special scenarios.

Industry Solutions

Based on precision manufacturing, we offer customized bearings and full‑cycle technical solutions for customers.

Industrial Automation Equipment Solution

Adhering to IATF16949 and ISO9001 quality standards, we provide high-rigidity needle and combined bearings for industrial robots and smart assembly lines. Our automated closed-loop production boosts product precision consistency by 30%, supporting long-term trouble-free operation for global FA component suppliers.

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Automotive Parts Supporting Solution

Tailored for automotive transmission and chassis systems, our low-NVH long-life one-way needle and thrust bearings optimize fatigue life by 3 times via specialized heat treatment. The products perfectly adapt to extreme working conditions of frequent bumps and alternating high-low temperatures, serving leading vehicle enterprises like SAIC Group.

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Rail Transit Equipment Solution

We customize heavy-duty full-complement needle bearings for rail transit traction and transmission parts. With 100% full inspection before delivery supported by our 22,000 ㎡ standardized production base, the products meet the million-kilometer long-cycle reliability requirements, and have been successfully supplied to CRRC Group.

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Power Tool Special Solution

Our miniaturized high radial-load precision needle bearings are designed for compact installation space of electric drills and saws. Optimized material formula enhances impact resistance while reducing volume, effectively lowering vibration and noise to greatly improve user operation experience.

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Office Equipment Precision Transmission Solution

For high-speed and low-noise demands of printers and copiers, we develop low-friction flat and composite bearings. Intelligent assembly units control precision at micron level, ensuring stable transmission during long-term high-speed operation and reducing common faults such as paper jams.

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General Machinery Non-standard Custom Solution

Backed by over 30 senior technical backbones, we provide full-chain non-standard bearing services from working condition simulation, structural design to mass delivery. Samples can be delivered in as fast as 7 days, perfectly adapting to special installation space and load requirements of various subdivided machinery fields.

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Processing equipment

From Technical Support and Incoming Inspection to Process Control and Final Delivery, we maintain rigorous standards.

Your One-Stop Bearing Partner

Send us your drawing or requirement, our engineering team will provide tailored transmission solution within 24 hours.

Contact Our Engineer

Quickly solve problems

Fast response, precise solutions for needle roller bearing selection and supply.

What main bearings do you produce?

We focus on manufacturing needle bearings and cam follower roller bearings. We also supply one-way bearings, cylindrical roller bearings, thrust bearings, combined bearings, bolt roller bearings, composite bearings, as well as custom non-standard bearings for industrial automation, automotive, motorcycle, machinery and robotic equipment.

Can you provide customized non-standard bearings?

Yes. We support full custom service based on your drawings, samples, size parameters, load requirements and working conditions. Our automated production line can finish high-precision non-standard bearing mass production efficiently.

What industries are your bearings applied to?

Our bearings are widely used in factory automation equipment, industrial robots, automotive & rail transit parts, electric power tools, motorcycle accessories, general mechanical equipment and office automation devices.

What certifications does your factory have?

We have been certified under the IATF 16949 Automotive Quality Management System, the ISO 9001 Quality Management System, and the ISO 14001 Environmental Management System. All our products comply with international industry standards.

Is your production process fully automated?

Yes. Our workshop adopts full-process automated production, including automatic grinding, intelligent assembly, heat treatment, precision processing and integrated inspection. It ensures stable bearing precision, low error rate and high product qualification rate.

Which famous companies have you cooperated with?

We maintain long-term strategic cooperation with SAIC Group, CRRC Group, and many listed FA automation component suppliers at home and abroad.

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Support Roller Bearings (NUTR Series)

Support Roller Bearings (NA22 Series)

CFS Cam Follower Bearing

Bolt Roller Bearings (NUKR Series)

CR Series Roller Bearings

CYR Series Roller Bearings

K Series

NKIA-NKIB Series

Core Features and Industrial Advantages of Needle Roller Bearings

Application and Maintenance Guidelines for Needle Roller Bearings

Working Principles and Classification of Roller Bearings

Industrial Value and Performance Advantages of Roller Bearings

Structural Characteristics and Installation Technology of Stud Roller Bearings

Application Scenarios and Selection Criteria of Stud Roller Bearings

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