The Hitachi ZX370H-6A is a Tier 4 compliant hydraulic excavator designed for heavy-duty applications in mining, construction, and other demanding working environments. Equipped with a powerful engine and a high-efficiency hydraulic system, the ZX370H-6A offers excellent fuel efficiency and operational performance, making it an ideal choice for tough work conditions.

• Operating Weight: 35,900–36,000 kg
  
• Bucket Capacity: 1.6–1.8 m³ (rock bucket)
  
• Engine Rated Power: 210 kW (286 PS)
  
• Net Engine Power: 204 kW (277 PS)
  

• Emissions Standard: Tier 4 compliant (No need for AdBlue)
  
• Engine Type: New high-power engine
  
• Fuel Efficiency: Utilizes advanced technology for high fuel efficiency
  

• Hydraulic System Type: HIOS III (High-efficiency hydraulic system)
  
• System Features: Highly efficient matching with the engine, low power loss, continuous high output, and improved productivity
  

• Cab Configuration: New design with Bluetooth and USB charging ports
  
• Comfort Features: Ergonomically optimized operating environment for improved comfort during operation
  

The Caterpillar CT230-8C is a 21-ton class hydraulic excavator designed to meet the demands of construction, mining, municipal, and other various working conditions. Equipped with the original ISUZU 4HK1 engine, it delivers a rated power of 120 kW and complies with national emission standards without the need for AdBlue, offering excellent fuel efficiency and powerful performance. The machine is fitted with a dual-pump, constant flow hydraulic system, paired with imported hydraulic components to ensure efficient and high-performance operation. The widened and reinforced undercarriage improves overall stability and work efficiency. Additionally, the cabin is equipped with heating and air conditioning for comfort in varying environmental conditions, providing a pleasant working experience. The CT230-8C is versatile and highly adaptable, making it suitable for digging, lifting, and other heavy-duty operations.

• Operating Weight: 21,500 kg
  
• Bucket Capacity: 1.1 m³
  
• Engine Model: ISUZU 4HK1
  
• Rated Power: 120 kW / 2,000 rpm
  
• Fuel Tank Capacity: 410 L
  

• Bucket Digging Force: 139 kN
  
• Arm Digging Force: 110 kN
  
• Max Digging Depth: 6,622 mm
  
• Max Digging Radius: 9,982 mm
  
• Max Unloading Height: 7,000 mm
  
• Max Digging Height: 9,970 mm
  
• Max Vertical Digging Depth: 5,900 mm
  
• Swing Speed: 10.5 rpm
  
• Travel Speed: 3.3 / 5.2 km/h
  
• Climbing Ability: 70%
  
• Ground Pressure: 47.1 kPa
  

• Total Transport Length: 9,650 mm
  
• Total Transport Width: 2,810 mm
  
• Total Transport Height: 2,780 mm
  
• Cab Height: 3,007 mm
  
• Undercarriage Ground Length: 3,480 mm
  
• Undercarriage Total Length: 4,174 mm
  
• Track Shoe Width: 600 mm
  
• Track Gauge: 2,210 mm
  
• Min Ground Clearance: 465 mm
  
• Counterweight Ground Clearance: 1,075 mm
  
• Rear Swing Radius: 2,850 mm
  

The XCMG XE225GK is a 22-ton class hydraulic excavator designed for various engineering environments, including agricultural water conservancy, river dredging, municipal construction, and more. Based on the advantages of the previous generation products, this model incorporates XCMG's new design concept and is a national IV-compliant machine. It is equipped with a customized, high-efficiency, and energy-saving engine that meets national IV emissions standards without the need for AdBlue, saving time, effort, and money. Additionally, the XE225GK features a newly upgraded intelligent cabin with enhanced visibility, reduced noise, and easily adjustable work parameters, ensuring better operator experience. This machine can be used for digging, breaking, demolition, and other operations, making it highly adaptable to different working conditions and environments.

• Operating Weight: 22,900 kg
  
• Bucket Capacity: 0.9–1.2 m³
  
• Engine Rated Power: 128.4 kW / 2,000 rpm
  
• Bucket Digging Force: 165 kN
  

• Engine Model: Customized high-efficiency and energy-saving engine
  
• Emission Standard: Meets national IV emission standards without the need for AdBlue
  
• Fuel System: Electronically controlled common rail fuel injection technology for precise control of small multiple injections, improving fuel efficiency by 5%
  

• Hydraulic System Type: Electronically controlled constant flow hydraulic system
  
• Main Pump and Valve: Imported large-scale main pumps and valves, reducing pressure loss by 10% and improving output efficiency by 4%
  
• Intelligent Control Technology: Proprietary PIC feed-forward intelligent control technology, with advanced engine response and high compatibility with the main pump power curve, reducing idle fuel consumption by about 7%
  

• Cab Type: New generation intelligent cabin
  
• Visibility: Increased visibility by 10%
  
• Noise: Reduced noise levels
  
• Seat: High-performance silicone oil spring shock absorber for improved comfort
  
• Air Conditioning: CFD-optimized airflow, enhancing cooling, heating, and ventilation efficiency
  
• Instrument Panel: 8-inch high-resolution touch screen, one-touch start button, and integrated key switch for ease of operation
  

Wheeled hydraulic excavators are versatile construction machines designed for tasks such as urban construction, landscaping, road maintenance, and material handling. Unlike crawler excavators, wheeled models offer enhanced mobility and faster transportation between job sites, making them ideal for projects that require frequent relocation.

• Operating Weight: Approximately 7–9 tons
  
• Engine Power: 50–70 kW
  
• Fuel Tank Capacity: 150–250 liters
  
• Tire Size: 12.00–20
  
• Number of Tires: 4
  

• Transport Length: 6,000–7,000 mm
  
• Transport Width: 2,300–2,500 mm
  
• Transport Height: 2,800–3,200 mm
  
• Boom Length: 2,500–3,000 mm
  
• Bucket Width: 2,200–2,500 mm
  
• Tail Swing Radius: 2,000–2,200 mm
  

• Max Digging Depth: 3,000–3,500 mm
  
• Max Digging Height: 6,000–6,500 mm
  
• Max Dumping Height: 4,500–5,000 mm
  
• Max Digging Radius: 5,500–6,000 mm
  

• Type: Load-sensing variable displacement pump system
  
• Features: Efficient energy use, rapid response, and high reliability
  

• Cab Features: Spacious interior, ergonomic controls, air conditioning, and noise reduction
  

The XCMG XE60E is a 6.6-ton class fully electric hydraulic excavator designed for urban construction, underground projects, and environments with strict noise and emission regulations. It features zero emissions, low vibration, and low noise, making it ideal for applications in tunnels, subways, and areas with high environmental requirements. The XE60E is equipped with a 105 kWh lithium iron phosphate battery system, offering a working time of 6–8 hours and a fast charging capability of 1 hour. Its ergonomic cabin design enhances operator comfort and convenience.

• Operating Weight: 6,650 kg
  
• Power Output: 30/60 kW @ 2,200/3,000 rpm
  
• Battery Capacity: 105 kWh
  
• Battery Type: Lithium Iron Phosphate
  
• Charging Time: Fast charge in 1 hour
  
• Working Hours per Charge: 6–8 hours
  

• Bucket Capacity: 0.25 m³
  
• Maximum Digging Radius: 6,130 mm
  

• Hydraulic System: Load-sensing, variable displacement pump system
  
• Auxiliary Hydraulic Lines: Available for quick coupler and various attachments
  

• Cabin Features: Heated and cooled air conditioning, mobile storage compartment, storage boxes, auxiliary power outlets
  
• Design: Ergonomically designed for enhanced comfort
  

• Maintenance Access: Right and rear side panels with hinged doors for easy access
  
• Monitoring System: Integrated control system with battery BMS and HVAC controller
  
• Safety Features: Fault alarm and self-diagnosis functions
  

The Wolwa DLS330-8B is a 33-ton class crawler hydraulic excavator designed for heavy-duty applications such as large-scale earthworks, mining, and infrastructure construction. Powered by a Cummins 6CTAA8.3 engine with a rated power of 198 kW, and equipped with a hydraulic system from internationally recognized brands, the DLS330-8B provides strong power and high operational efficiency. Its optimized working equipment and cab design enhance durability, comfort, and safety.

• Operating Weight: Approximately 32,100 kg
  
• Engine Brand: Cummins
  
• Engine Model: 6CTAA8.3
  
• Rated Power: 198 kW / 2,000 rpm
  
• Emission Standard: Compliant with China National III emission standards
  

• Bucket Capacity: 1.4 m³
  
• Bucket Digging Force: 208 kN
  
• Boom Length: 6,470 mm
  
• Arm Length: 3,185 mm
  
• Travel Speed: High speed 5.2 km/h / Low speed 2.3 km/h
  
• Swing Speed: 10.6 rpm
  
• Ground Pressure: Approximately 64.3 kPa
  
• Climbing Ability: 70%
  

• Total Length (Transport): 11,260 mm
  
• Total Width (Transport): 2,995 mm
  
• Total Height (Transport): 3,280 mm
  
• Cab Height: 3,280 mm
  
• Rear Swing Radius: 4,265 mm
  

• Maximum Digging Depth: 7,370 mm
  
• Maximum Digging Height: 10,200 mm
  
• Maximum Dumping Height: 7,135 mm
  
• Maximum Vertical Digging Depth: 6,380 mm
  

• Fuel Tank Capacity: 595 L
  
• Hydraulic Oil Tank Capacity: 310 L
  

• Main Overflow Pressure: 265 MPa × 2
  

Currently, the official detailed specifications for the Wolwa DLS890-9M wheel hydraulic excavator have not been released on the official Wolwa Group website or other major construction machinery platforms. It is possible that this model has not been officially launched yet or that detailed information is not publicly available.
However, Wolwa Group has launched the DLS890-9A, which may share similar characteristics and performance with the DLS890-9M. Below are some key specifications for the DLS890-9A:

• Operating Weight: Approximately 8,000 kg
  
• Engine Rated Power: 55 kW / 2,500 rpm
  
• Bucket Capacity: 0.3 m³
  
• Maximum Digging Depth: 4,660 mm
  
• Maximum Digging Radius: 6,563 mm
  
• Maximum Dumping Height: 4,998 mm
  

The Wolwas DLS885BLF-9M is an 8-ton class wheel hydraulic excavator designed for medium and small-scale projects such as urban construction, landscaping, and agricultural land improvements. Equipped with a Yuchai turbocharged engine and load-sensing hydraulic system, it ensures high efficiency and low fuel consumption. The cast front and rear axle design provides enhanced load-bearing capacity and stability, making it ideal for various complex working conditions.

• Operating Weight: Approximately 8,000 kg
  
• Engine Model: Yuchai 4D32ZG31
  
• Rated Power: 55 kW / 2,500 rpm
  
• Max Torque: 250 N·m / 1,800 rpm
  
• Emission Standard: Compliant with China National III standards
  
• Hydraulic Pump Model: Shimadzu SGP1A27A2H9 (Gear Pump ×2)
  
• Hydraulic System Working Pressure: 20 MPa
  
• Hydraulic Oil Tank Capacity: 116 L
  
• Fuel Tank Capacity: 138 L
  

• Bucket Capacity: 0.3 m³
  
• Bucket Digging Force: 41.4 kN
  
• Arm Digging Force: 31 kN
  
• Maximum Traction Force: 47 kN
  
• Maximum Travel Speed: 35 km/h
  
• Maximum Climbing Ability: 30°
  
• Ground Pressure: Approximately 35 kPa
  

• Overall Length: 6,442 mm
  
• Overall Width: 2,150 mm
  
• Overall Height (Cab Height): 2,835 mm
  
• Tail Swing Radius: 2,057 mm
  
• Wheelbase: 2,600 mm
  
• Minimum Ground Clearance: 318 mm
  
• Tire Track Width: 1,678 mm
  

• Maximum Digging Reach: 6,563 mm
  
• Ground Maximum Effective Digging Reach: 6,588 mm
  
• Maximum Digging Depth: 4,660 mm
  
• Maximum Vertical Digging Depth: 4,488 mm
  
• Maximum Digging Height: 6,680 mm
  
• Maximum Dumping Height: 4,998 mm
  
• Minimum Swing Radius: 2,467 mm
  

The SANY SY750H Pro is a 75-ton class crawler excavator, specifically designed for heavy-duty applications such as mining, earthworks, and large-scale infrastructure projects. Equipped with the Isuzu GB3-6WG1X engine, providing a rated power of 377 kW, and featuring a high-strength working device and efficient hydraulic system, it delivers excellent digging performance and efficiency. The optimized structural design and intelligent control system make the SY750H Pro highly effective in complex working conditions. It is widely used in mining, earthworks, and large infrastructure construction.

• Operating Weight: Approximately 76,200 kg
  
• Engine Model: Isuzu GB3-6WG1X
  
• Rated Power: 377 kW @ 1,800 rpm
  
• Emission Standard: Compliant with China National III emission standards
  
• Engine Type: 6-cylinder, turbocharged, water-cooled
  

• Bucket Capacity: 4.6–5.5 m³
  
• Maximum Bucket Digging Force: Approximately 402 kN
  
• Maximum Arm Digging Force: Approximately 345 kN
  
• Swing Speed: 7.3 rpm
  
• Travel Speed (High/Low Gear): 4.5 / 2.9 km/h
  
• Climbing Ability: Approximately 70%
  
• Ground Pressure: Approximately 110 kPa
  

• Overall Length (Transport): Approximately 12,865 mm
  
• Overall Width (Transport): Approximately 4,320 mm
  
• Overall Height (Transport): Approximately 4,855 mm
  
• Cab Height: Approximately 3,800 mm
  
• Upper Structure Width: Approximately 3,460 mm
  
• Track Ground Length: Approximately 4,650 mm
  
• Track Total Length: Approximately 5,865 mm
  
• Track Pad Width: Approximately 650 mm
  
• Track Gauge: 3,380 / 2,780 mm
  
• Minimum Ground Clearance: Approximately 880 mm
  

• Maximum Digging Radius: Approximately 12,050 mm
  
• Maximum Digging Depth: Approximately 7,620 mm
  
• Maximum Digging Height: Approximately 11,200 mm
  
• Maximum Dumping Height: Approximately 7,250 mm
  
• Maximum Vertical Digging Depth: Approximately 4,320 mm
  

The Jiande Machinery KT908L is an 8-ton class wheel excavator designed for medium and small-scale projects such as urban construction, landscaping, and farmland modification. Equipped with a high-performance engine and advanced hydraulic system, this model delivers powerful output and efficient working capabilities, making it ideal for operations in confined spaces and challenging terrains. Its compact design and excellent performance make it a reliable choice for medium and small-scale engineering tasks.

• Operating Weight: Approximately 7,850 kg
  
• Engine Model: AA-4JG1TPC
  
• Rated Power: Approximately 55.2 kW @ 2,150 rpm
  
• Emission Standard: Compliant with China National III emission standards
  
• Engine Type: 4-cylinder in-line, turbocharged, water-cooled
  

• Bucket Capacity: 0.26–0.30 m³
  
• Maximum Digging Depth: Approximately 4,500 mm
  
• Maximum Digging Radius: Approximately 6,000 mm
  
• Maximum Dumping Height: Approximately 4,800 mm
  
• Maximum Digging Height: Approximately 6,200 mm
  

• Overall Length (Transport): Approximately 5,800 mm
  
• Overall Width (Transport): Approximately 2,200 mm
  
• Overall Height (Transport): Approximately 2,550 mm
  
• Track Width: Approximately 400 mm
  
• Track Gauge: Approximately 1,800 mm
  
• Chassis Wheelbase: Approximately 2,300 mm