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Our Advantages

  • Product Quality

    Product Quality

    In-house casting, forging, and machining workshops for full control over quality, meet strict European quality standard.
  • Technology

    Technology

    Adopt mature casting, forging and heat treatment techniques, balancing superior wear resistance and strong impact toughness for heavy-duty working conditions.
  • Product Category

    Product Category

    Product lineup covers undercarriage parts for most mainstream excavator/dozer models ranging from 0.8 ton to 120 ton, including both new units and vintage second-hand machines.
  • Service

    Service

    Professional sales team support 7/24 hours, promptly replying to quotations, technical consultations and after-sales issues for worldwide partners.

Featured Products

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Welcome to JINJIA MACHINERY. JINJIA a subsidiary of HONGDA MACHINERY. Established in 1990, JINJIA manufactures undercarriage parts with self-owned foundry, forging and machining workshops for full control over quality and lead time. Products lineup covers 0.8–120ton mainstream equipment models, complying with European quality standards and backed by stable wear resistance. With decades of export experience serving global partners, our 7/24 professional team offers reliable products and efficient one-stop service. Feel free to send inquiries or contact us anytime.

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LATEST NEWS

  • Mukden Incident -The Beginning of Japanese Imperialism’s Invasion of China

    Mukden Incident -The Beginning of Japanese Imperialism’s Invasion of China

    The September 18th Incident, also known as the Fengtian Incident and the Liutiao Lake Incident. On September 18, 1931, the Japanese Kwantung Army stationed in Northeast China suddenly attacked Shenyang and occupied Northeast China by force.September 18th In...
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  • Durable and High-performance Excavator Track Link for Heavy Machinery

    Durable and High-performance Excavator Track Link for Heavy Machinery

    Title: Durable and High-performance Excavator Track Link for Heavy Machinery Description: Product Overview: Our excavator track link is an essential component for heavy machinery such as excavators. Made from high-quality materials, it ensures outstanding d...
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  • Which tracks are best suited for bulldozer work on crushed stone?

    Which tracks are best suited for bulldozer work on crushed stone?

      When selecting tracks for bulldozer operation on crushed stone, you should pay attention to two points: the characteristics of the shoes and the type of track chain hinge. We recommend ordering tracks with standard shoes with a width of 500…51...
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