Liaocheng Jingnai Machinery Parts Co., Ltd.
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Manufacturing
Manufacturing

Our company covers an area of over 30,000 square meters, owning several departments including forging, machining, heat treatment, grinding, quality inspection, automated assembly, and warehousing. We currently employ over 300 staff members, including dozens of professional technicians. Our factory has advanced modern automated bearing production lines, with a monthly output of over 3 million high-precision bearing sets.

We have a complete industrial chain, strictly controlling each link of production. From material cutting, machining, heat treatment, grinding, assembly, to cleaning, oiling, and packaging, every step of the process is meticulously executed. Throughout the production process, products undergo rigorous quality inspection including self-inspection, process inspection, sampling inspection, and full inspection.

Production Process
  • Raw Materials (Steel)
  • Forging
  • Annealing
  • Turning
  • Quenching
  • Grinding
  • Inspection
  • Assembly
  • Finished Bearings
  • Raw Materials (Steel)Raw Materials (Steel)
  • ForgingForging
  • AnnealingAnnealing
  • TurningTurning
  • QuenchingQuenching
  • GrindingGrinding
  • InspectionInspection
  • AssemblyAssembly
  • Finished BearingsFinished Bearings
Workshops
Our Workshops Include:
  • 6 Forging Production Lines
  • Over 100 CNC Lathes
  • 2 Mesh Belt Type Furnaces
  • 3 High-Frequency Induction Heat Treatment Lines
  • More than 200 Grinding Machines
  • Forging WorkshopForging Workshop
  • Grinding WorkshopGrinding Workshop
  • Heat Treatment WorkshopHeat Treatment Workshop
  • Assembly WorkshopAssembly Workshop
  • Cleaning WorkshopCleaning Workshop
  • Stereoscopic WarehouseStereoscopic Warehouse
  • Quality Assurance
    Quality Assurance

    JITO adheres to the principle of "pursuing excellence," ensuring rigorous product inspection processes at every stage of production, from raw material procurement, forging, machining, and heat treatment, to grinding, quality inspection, automated assembly, cleaning, oiling, and packaging for shipment.

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  • Research & Development
    Research & Development

    Our R&D center continuously conducts technological transformations and enhancements, resulting in the acquisition of numerous national invention patents. A unique heat treatment process is utilized through an energy-saving roller-type mesh belt resistance furnace automatic production line.

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Questions About Bearings? We're Here to Assist!

Do not hesitate to ask any questions you have about our bearings, and a member of our team of experts will answer you promptly.

Contact Us
Our Products
  • Tapered Roller Bearings
    Tapered Roller Bearings
  • Cylindrical Roller Bearings
    Cylindrical Roller Bearings
  • Thrust Ball Bearings
    Thrust Ball Bearings
  • Spherical Roller Bearings
    Spherical Roller Bearings
  • Deep Groove Ball Bearings
    Deep Groove Ball Bearings
  • Wheel Hub Bearings
    Wheel Hub Bearings
  • Hub Unit Bearings
    Hub Unit Bearings
  • Forklift Bearings
    Forklift Bearings
  • Tensioner Bearings
    Tensioner Bearings
Liaocheng Jingnai Machinery Parts Co., Ltd.
  • bearing@jito.cc
  • +86-635-8550888
  • +86-15865730123(WhatsApp, Wechat)
Products
  • Automotive Bearings
  • Rolling Bearings
Applications
  • Automotive
  • Agricultural
  • Motor & Generator
  • Forklifts
  • Power Tools
  • Mining & Aggregate
  • Renewable Energy
  • Construction
  • Food & Beverage
  • Medical
  • Motorcycle
Capabilities
  • Research & Development
  • Manufacturing
  • Quality Assurance
About Us
  • Overview
  • Company Profile
  • Certificates
  • Service
  • FAQs
  • Exhibitions