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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 Does a Flexo Printing Machine Improve Printing Efficiency and Product Quality?
  • How Does a Finger Joint Press Improve Woodworking Efficiency and Product Quality?
  • How Does a Brick Curing Room Improve Brick Quality and Production Efficiency?
  • How Does an Electric Crane Improve Lifting Efficiency and Workplace Safety?
  • How Often Should You Inspect and Replace a Conveyor Bend Pulley in Heavy-Duty Applications
  • How Does a Spinner Hanger Shot Blasting Machine Improve Industrial Surface Treatment Efficiency?
  • How Does Medium Voltage Switchgear Improve Power Distribution Safety and Efficiency?
  • How Does an Automatic Brick Production Line Improve Modern Brick Manufacturing Efficiency?

  • How Does a Flexo Printing Machine Improve Printing Efficiency and Product Quality?

    A flexo printing machine has become an essential solution for manufacturers seeking faster production, consistent print quality, and cost-effective packaging printing. With increasing demand for customized packaging, labels, flexible materials, and high-volume printing, businesses need equipment that can deliver stable performance while reducing waste and operational challenges.

  • How Does a Finger Joint Press Improve Woodworking Efficiency and Product Quality?

    ​In modern woodworking industries, manufacturers are constantly seeking advanced solutions to improve production efficiency, reduce material waste, and enhance the quality of finished wood products. A Finger Joint Press has become an essential machine for many woodworking factories because it provides a reliable method for joining short pieces of wood into longer, stronger components. By using precise finger joint technology, this equipment helps manufacturers maximize raw material utilization while maintaining excellent structural performance.

  • How Does a Brick Curing Room Improve Brick Quality and Production Efficiency?

    ​In the modern construction materials industry, improving brick strength, reducing production costs, and ensuring consistent quality have become essential goals for manufacturers. A Brick Curing Room is an advanced facility designed to provide controlled curing conditions for bricks after molding, helping accelerate the hardening process while improving durability and performance. By controlling temperature, humidity, and curing time, this system creates an ideal environment for bricks to achieve higher strength and better structural stability.

  • How Does an Electric Crane Improve Lifting Efficiency and Workplace Safety?

    Electric cranes have become essential lifting solutions in modern industrial environments where efficiency, precision, and safety are critical. From manufacturing plants and warehouses to construction sites and logistics centers, these advanced lifting systems help businesses handle heavy loads with greater control and reduced labor requirements. This article explains how electric cranes work, their major benefits, key selection factors, maintenance considerations, and how they solve common challenges faced by industries requiring reliable material handling equipment.

  • How Often Should You Inspect and Replace a Conveyor Bend Pulley in Heavy-Duty Applications

    In heavy-duty mining, aggregate, and bulk material handling operations, the Conveyor Bend Pulley is far more than a simple redirection component—it is a critical tension-management device that directly influences belt life, system safety, and uptime. At Wuyun, we have spent over a decade analyzing field failure data across more than 200 heavy-industrial sites, and the single most common root cause of unplanned downtime is not belt damage, but neglected Conveyor Bend Pulley maintenance. The question is not whether to inspect, but how rigorously and how often.

  • How Does a Spinner Hanger Shot Blasting Machine Improve Industrial Surface Treatment Efficiency?

    ​In modern manufacturing industries, surface cleaning and finishing quality directly influence product performance, durability, and market competitiveness. Components such as castings, forgings, steel structures, and automotive parts often require effective removal of rust, scale, sand, and surface impurities before further processing. A Spinner Hanger Shot Blasting Machine provides an advanced solution by combining powerful shot blasting technology with rotating hanger movement, ensuring uniform surface treatment and improved production efficiency.

  • How Does Medium Voltage Switchgear Improve Power Distribution Safety and Efficiency?

    Medium voltage switchgear plays a critical role in modern electrical distribution systems by controlling, protecting, and isolating electrical equipment operating in medium voltage networks. As industries, commercial buildings, renewable energy projects, and utility systems demand higher reliability, choosing the right switchgear solution has become essential for reducing downtime, improving safety, and optimizing operational performance.

  • How Does an Automatic Brick Production Line Improve Modern Brick Manufacturing Efficiency?

    The construction industry is continuously looking for faster, smarter, and more cost-effective solutions to meet the growing demand for high-quality building materials. An Automatic Brick Production Line provides manufacturers with an advanced way to produce bricks efficiently while reducing labor costs, improving product consistency, and increasing overall production capacity. This article explains how automatic brick production technology works, the major challenges it solves, key advantages, important equipment components, and how manufacturers can choose the right production solution for long-term business growth.

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