产品中心

Product Type

Shafts

High-accuracy shaft cores for electric motors and reducers.
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Gear-shafts

Heavy-duty shaft assemblies with integrated gearing.
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Plates

high quality with complex tooth profiles.
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Gearboxs

High-precision, quiet, maintenance-Free
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Solution

Industrial Automation

High Precision · High Rigidity · Lightweight Design

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Engineering Machinery

High Torque · Maintenance-Free · Wide Temperature Range

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Household Appliances

Quiet Operation · Long Service Life · High-Volume Consistency

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About Us

Changzhou Yubao Transmission Technology Co., Ltd. was established in 1999. We are a high-tech enterprise specializing in the R D, production, and sales of precision shaft cores, gears, gearboxes, and other hardware transmission components.

After more than two decades of development, the company has established a complete industry chain covering raw material procurement, precision machining, heat treatment, and finished product inspection. Our products are widely used in household appliance motors, industrial automation equipment, construction machinery, new energy motors, forklifts, rail transit, and other fields, exporting to Europe, America, and Asian markets.

Quality System

Yubao consistently adheres to the quality policy of "Meeting International Standards, Continuous Improvement, Stable Quality Enhancement, Serving Global Customers," and has established a comprehensive quality management system:

ISO 9001 (SGS Certified): Total quality management covering the entire process from supplier management to after-sales service

IATF 16949: Compliant with automotive industry quality standards, implementing APQP advanced product quality planning and PPAP production part approval process

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Machining Equipment

35+ CNC and automatic lathes with robotic loading enable 24/7 automated production. Full-spectrum gear processing—including hobbing, shaping, grinding and skiving—covers spur, helical, internal and double gears. Complemented by precision centerless, cylindrical grinding and friction welding to ensure critical tolerances and surface quality.

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Inspection Equipment

Equipped with Hexagon CMMs, Gleason gear analyzers, NCS spectrometers, and in-process laser micrometers, our quality lab delivers full-dimension precision measurement, gear verification, material analysis, and real-time production monitoring.

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Global Partner

With excellent product quality and superior service, Yubao has established long-term and stable partnerships with numerous internationally renowned enterprises.