Recently，The Ministry of Industry and Information Technology announced《Directory of Low-noise Construction Equipment》，Liugong's 4 excavator products were successfully selected.。This achievement not only demonstrates Liugong's technical strength in promoting the research and development of low-noise construction equipment.，It also reflects the company's responsibility and responsibility in the field of environmental protection construction.。

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CLG913EG4  An expert in infrastructure construction

External radiated sound power level：99dB

Emission sound pressure level at driver's position：71dB

Power is strong，Great strength，The fuselage is flexible，Most suitable for rural infrastructure、Farmland transformation。The power is completely upgraded，Power boost 20%，Great strength；Upgrade 75 large pump，Large flow 12%，Fast。Trenching for capital construction，Hoisting，Be Able to do heavy work。

Rural roads are small，Especially high mountain farmland.，913EThe body is compact and flexible，Not restricted by road，Can go to the village to do heavy work.，A perfect match for high-standard farmland。Where a 20-ton car can't go.，It can go；The heavy work that a 7-ton car can't do，It can do it，And it works fast.。

 

 

922FG4 Earthwork expert

External radiated sound power level：99dB

Emission sound pressure level at driver's position：66dB

Full Electric Control Hydraulic Control Technology，MatchB7 EFI engine，High efficiency and fuel saving，The most fuel-efficient in 22 tons；Adopt a new generationIPC2.0 Electronic control system，Large displacement electric control main pump、Matched with electronically controlled main valve，Has good maneuverability、And that construction efficiency is high、Low fuel consumption、Forehand and backhand one-key switching and the like；8-inch high-resolution touch full-color LCD screen，With integrated switch control panel，The operation is simple and convenient；Equipped with reinforced working device，Bucket-type optimized 1.1 square rock bucket，The chassis is large，And that production efficiency is high。

 

 

CLG938EHDG4 Loading energy efficiency king

External radiated sound power level：104dB

Emission sound pressure level at driver's position：72dB

The digging force is large，Machine weight is far ahead，New upgrade。Equipped with 254 kW maximum power engine、180 main pump with large displacement，Meet the requirements of quarry and large-scale earthwork stripping、Loading、Demanding demands of crushing operations。Standard 2.9mArm，The loading range is increased，More convenient for loading。

 

 

939FG4 Loading warrior

External radiated sound power level：103dB

Emission sound pressure level at driver's position：72dB

Dual pump independent control，The flow distribution is reasonable，High efficiency and energy saving，Intelligent control of the whole machine，The forehand and backhand are quickly switched through the instrument.；Carry 254kwHigh pressure common rail EFI engine，Matched with 50t 212 displacement electric control main pump，Large flow and fast speed；Energy efficiency self-management function，Auto idle、Automatic shutdown, etc，Further reduce fuel consumption；Low speed and low noise，Fuel consumption is reduced by 3% ;Adopt integral cast steel support、Wide-width fan-shaped support reinforcing plate、Integral upper and lower wing plate、Large section of web，Match Liugong 2.0 New welding technology，Life increased by 1 times；8-inch full-color LCD screen，Integrated air conditioning、Multimedia、Bluetooth phone and other controls are more convenient、More comfortable to use。

 

 

Through these technological breakthroughs,，Liugong excavator not only provides users with a quieter、Comfortable working environment，It has also made positive contributions to the promotion of green construction and environmental protection.。Future，Engineer Liu will continue to insist on technological innovation.，Continue to deliver more high performance、Low-noise construction equipment。