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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

  • What Makes an Industrial 4-layer RFID Converting Machine Essential for Smart Label Manufacturing?
  • Why is Double heads Magnetic pump liquid filling machine Essential for Modern Liquid Packaging?
  • How Do Pillow Packaging Machines Improve Production Efficiency and Product Protection?
  • How Does a 300 Ton Servo Hydraulic Press Machine Improve Industrial Forming Efficiency?
  • How does a Gear Turbo Air Compressor Improve Industrial Efficiency
  • What Makes Bag Closer Sewing Machine Essential for Modern Packaging?
  • How Does Automatic Paving Brick Making Machine Improve Modern Construction Efficiency?
  • How Does a High Low Temperature Humidity Test Chamber Ensure Reliable Environmental Testing?

  • What Makes an Industrial 4-layer RFID Converting Machine Essential for Smart Label Manufacturing?

    ​In today's rapidly evolving packaging and identification industry, automation and precision have become the backbone of efficient production. The Industrial 4-layer RFID Converting Machine represents one of the most advanced solutions for smart label manufacturing, integrating multi-layer material processing, RFID inlay embedding, lamination, and precision die-cutting into a single streamlined system. As industries shift toward intelligent tracking and digital supply chains, this equipment is becoming a core asset for manufacturers aiming to stay competitive and scalable.

  • Why is Double heads Magnetic pump liquid filling machine Essential for Modern Liquid Packaging?

    In today's highly competitive manufacturing and packaging industry, precision, speed, and hygiene have become the core requirements for liquid filling operations. The Double heads Magnetic pump liquid filling machine has emerged as a reliable solution for small to medium-scale production lines that demand accuracy and flexibility. Unlike traditional filling systems, this equipment uses magnetic pump technology combined with a dual-nozzle design, enabling synchronized filling that significantly improves efficiency while maintaining consistency across batches.

  • How Do Pillow Packaging Machines Improve Production Efficiency and Product Protection?

    Article Summary: This article explores how pillow packaging machines streamline automated packaging workflows, enhance production efficiency, and ensure consistent product protection. It breaks down working principles, core advantages, industrial applications, selection criteria, and maintenance practices, helping manufacturers make informed decisions when investing in packaging automation solutions provided by Huaze.

  • How Does a 300 Ton Servo Hydraulic Press Machine Improve Industrial Forming Efficiency?

    In modern manufacturing, precision, energy efficiency, and automation have become critical benchmarks for production success. The 300 Ton Servo Hydraulic Press Machine represents a significant advancement in hydraulic forming technology, combining traditional high-pressure capabilities with intelligent servo control systems. Unlike conventional presses, this machine is designed to deliver highly accurate force control, reduced energy consumption, and improved production stability.

  • How does a Gear Turbo Air Compressor Improve Industrial Efficiency

    Gear Turbo Air Compressors are widely adopted in modern industrial systems where stable airflow, energy efficiency, and long-term operational reliability are essential. Unlike conventional compressor systems, a gear turbo air compressor integrates advanced turbo machinery principles with precision gear transmission to deliver consistent compressed air output while minimizing energy loss. This article explores how these systems work, why they are preferred in demanding industrial environments, and how they help businesses reduce operational costs and improve productivity. It also introduces practical considerations for selection, maintenance, and application scenarios supported by real-world engineering insights from industry experience, including solutions provided by Seize International Trading (Shanghai) Co., Ltd.

  • What Makes Bag Closer Sewing Machine Essential for Modern Packaging?

    ​In today's fast-moving packaging and logistics industry, sealing efficiency, durability, and consistency have become critical factors for businesses handling bulk goods. A Bag Closer Sewing Machine plays an essential role in ensuring that woven bags, paper bags, jute bags, and other industrial packaging materials are securely sealed for transportation and storage. Whether used in agriculture, chemicals, construction materials, or food packaging, this equipment significantly improves productivity while reducing manual labor costs.

  • How Does Automatic Paving Brick Making Machine Improve Modern Construction Efficiency?

    In today's rapidly evolving construction industry, efficiency, consistency, and cost control have become the key factors driving technological upgrades. Among various modern building equipment, the Automatic Paving Brick Making Machine plays a crucial role in producing high-quality paving bricks with minimal manual intervention. By integrating hydraulic systems, PLC intelligent control, and automated material feeding, this machine significantly enhances production speed while ensuring uniform brick quality. Companies like ZENITH Maschinenfabrik GmbH have been at the forefront of developing advanced solutions that meet global construction demands.

  • How Does a High Low Temperature Humidity Test Chamber Ensure Reliable Environmental Testing?

    Modern industries are increasingly dependent on product reliability under extreme environmental conditions. Whether it is electronics, automotive components, aerospace systems, or medical devices, manufacturers must ensure that their products can withstand temperature fluctuations and humidity variations without performance failure. This is where the High Low Temperature Humidity Test Chamber becomes an essential piece of laboratory and industrial testing equipment.

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