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Jianjia Heavy Industry focuses on the research and development, leasing, and aftermarket services of construction machinery. Its core products include small and medium-sized excavators, loaders, and specialized equipment for tunnel construction. We reduce equipment maintenance complexity through modular design and provide a flexible cooperation model of "renting instead of selling" to help customers cope with schedule fluctuations and financial pressures.
The company has provided equipment support for road, water conservancy, and municipal projects in 12 provinces in China, with an average fault free working time of equipment exceeding the industry standard by 22%.

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New Products

Original Komatsu Used PC45mr-2 PC45 Second Hand Excavator with High Quality

Original Komatsu Used PC45mr-2 PC45 Second Hand Excavator with High Quality

Factory Sale 2000kg Small Digger Miniexcavadora/Excavadora/Mini Excavator

Factory Sale 2000kg Small Digger Miniexcavadora/Excavadora/Mini Excavator

1 Ton Mini Digger Shovel

1 Ton Mini Digger Shovel

Used Good Quality/80% New/Cat 312bcat 320d/320c/325c/330c Crawler Excavator Excavadora De Cadenas Usada De Buena Calidad / 80% Nuevo

Used Good Quality/80% New/Cat 312bcat 320d/320c/325c/330c Crawler Excavator Excavadora De Cadenas Usada De Buena Calidad / 80% Nuevo

Factory Supply Concrete Batching Plant with Higher Accuracy

Factory Supply Concrete Batching Plant with Higher Accuracy

Used Wonderful Working Condition Japan 35 Ton Crawler Excavator Kobelco Sk350LC-8 Digger for Sale

Used Wonderful Working Condition Japan 35 Ton Crawler Excavator Kobelco Sk350LC-8 Digger for Sale

6 Inches Hollow Block Making Machine in Jamaica Qt4-24 Concrete Pavement Brick Machine

6 Inches Hollow Block Making Machine in Jamaica Qt4-24 Concrete Pavement Brick Machine

Qt8-15 Automatic Paver Block Machine for Road Pavement

Qt8-15 Automatic Paver Block Machine for Road Pavement

News

  • How Can Schneider ILM1002P01A0000 Improve Precision Motion in Customized Machinery?
  • What Is the Payback Period for Investing in a Real-Time Adjustable CNC Automatic Dosing Machine for Medium-Scale Factories
  • How Does an Industrial DC Air Cooler Fan Improve Cooling Efficiency in Demanding Environments?
  • How Can a 30L Double Station Blow Molding Machine Improve High-Volume Plastic Production?
  • Which Grade of Concrete Counterweight Sand Works Best for Pipeline Anchoring
  • How Does a Portable Marking Machine Improve Industrial Product Identification?
  • Which Attachments Are Must-Haves for a Versatile Construction Backhoe Loader
  • How Can a Mango Juice Production Line Improve Efficiency and Product Quality?

  • How Can Schneider ILM1002P01A0000 Improve Precision Motion in Customized Machinery?

    ​In modern automated equipment, motion systems must deliver accurate positioning, stable torque, fast response, and reliable operation while fitting into increasingly compact mechanical layouts. The Schneider ILM1002P01A0000 is an integrated servo motor designed to combine the motor and drive functions in a field-mounted solution. It belongs to the Lexium 62 ILM family and features a 100 mm flange, 910 W nominal output power, 2.9 Nm nominal torque, 3000 rpm nominal speed, and an absolute single-turn SinCos Hiperface feedback system.

  • What Is the Payback Period for Investing in a Real-Time Adjustable CNC Automatic Dosing Machine for Medium-Scale Factories

    For production managers and plant owners in medium-scale manufacturing, capital equipment decisions hinge on one critical question: when will this investment start paying for itself? While the upfront cost of a Real-Time Adjustable CNC Automatic Dosing Machine may seem substantial, the real metric that matters is the payback period—and for most mid-sized operations, that timeline is surprisingly short. Brands like EPIC have engineered these systems to deliver measurable returns within 12 to 18 months, but the exact figure depends on your current dosing inefficiencies, material costs, and production volume.

  • How Does an Industrial DC Air Cooler Fan Improve Cooling Efficiency in Demanding Environments?

    ​When industrial equipment operates continuously, excessive heat can reduce performance, accelerate component aging, and increase unexpected maintenance costs. An Industrial DC Air Cooler Fan provides a practical way to create controlled airflow, remove accumulated heat, and maintain a more stable operating environment. Compared with conventional fixed-speed cooling solutions, DC-powered fans can offer flexible speed control, compact integration, and efficient operation, especially when equipment already has a low-voltage DC power supply.

  • How Can a 30L Double Station Blow Molding Machine Improve High-Volume Plastic Production?

    ​For manufacturers producing medium-to-large hollow plastic containers, production efficiency, wall-thickness consistency, product durability, and tooling flexibility are critical factors. A 30L Double Station Blow Molding Machine is designed to address these demands by combining two working stations with extrusion blow molding technology, enabling manufacturers to improve production continuity while maintaining stable product quality. It is particularly suitable for jerrycans, chemical containers, automotive components, floating products, traffic barriers, and other hollow plastic products.

  • Which Grade of Concrete Counterweight Sand Works Best for Pipeline Anchoring

    When engineers specify ballast materials for subsea or buried pipeline systems, the choice of Concrete Counterweight Sand directly influences buoyancy control, long-term stability, and cathodic protection compatibility. Haishan has supplied graded sands for over 200 pipeline projects across North America and Southeast Asia, and field data consistently show that not all sands perform equally under hydrostatic pressure and cyclic loading.

  • How Does a Portable Marking Machine Improve Industrial Product Identification?

    A Portable Marking Machine has become an essential solution for manufacturers that need flexible, accurate, and permanent product identification. Unlike traditional fixed marking systems, portable models allow operators to engrave or mark large, heavy, or irregular workpieces directly at the production site. This improves efficiency, reduces handling costs, and supports modern traceability requirements across multiple industries.

  • Which Attachments Are Must-Haves for a Versatile Construction Backhoe Loader

    When equipping a Construction Backhoe Loader for maximum job-site efficiency, the difference between a basic digging machine and a true multi-purpose workhorse often comes down to the attachment lineup. For contractors seeking to minimize equipment downtime and maximize return on investment, Mingxu offers a comprehensive range of high-compatibility attachments engineered specifically for modern Construction Backhoe Loader models.

  • How Can a Mango Juice Production Line Improve Efficiency and Product Quality?

    Mango juice has become a popular fruit beverage because of its naturally sweet flavor, attractive aroma, vibrant color, and nutritional value. However, transforming fresh mangoes into stable, high-quality commercial juice requires more than simply extracting the fruit. An efficient Mango Juice Production Line integrates washing, sorting, destoning, pulping, refining, heating, blending, sterilization, filling, and packaging into a coordinated processing system.

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