December 1, 2022，Non-road mobile machinery-Phase IV emission standard（Guo Si）Formal implementation，Construction Machinery Enters the Fourth National Era。

As the industry leader，Caterpillar has been deeply practicing green.、Low carbon、Environmental protection concept，Drive the product、Technology and Service Upgrades，Continuously reduce greenhouse gas emissions during operation，Help save energy and reduce emissions。

Nowadays，

The Fourth National Era Officially Opened，

Caterpillar when“Burn”Don't let，

Heavy launch of a new upgrade

Guo SiCAT®（Carter）Little Dig！

Seven Ways to Get Rich，

With lower emissions，Greater efficiency，

Help you“Dig”The new era of Shengguo Si！

CAT® 301.7 CR

  

As low as990mmThe width of the track givesCAT® 301.7 CRIt's easy to get through narrow roads.；650mmRear swing radius and retractable undercarriage，Let it move freely in a narrow area.。

Compact in stature，No loss of strength，CAT® C1.1. Engine stably outputs surging power，Easily fit for a variety of applications。

CAT® 302 CR

  

Difficult construction in narrow alleys，Hit a wall everywhere？You need one.CAT® 302 CR！

The tail radius of gyration is as low as750mm，It can be done with ease even if it is a welt operation.；19.6kNThe digging force of the bucket，Dealing with all kinds of earthwork is no problem.；Small stature and large arm span，Excellent digging depth and reach，Make homework more efficient；Adjustable wrist rest and suspension seat，All-weather operation is easy and comfortable。

No matter how narrow your space is.，CAT® 302 CRIn hand，One term is vertical and horizontal。

CAT® 303 CR

  

The brave win when they meet on the narrow road！CAT® 303 CRExcavator，Small stature and big energy！

18.4kWOf engine power plus28.4kNThe digging force of the bucket，Show the true qualities of the brave！Gundam2650mmThe depth of excavation and4510mmThe height of the excavation，Give it a comprehensive ability to cope with a variety of working conditions.。

More automatic idle speed、Automatic energy-saving shutdown of engine、Functions such as efficient hydraulic system and variable displacement pump，Effectively improve revenue，Little things can make a big difference.。

CAT® 305.5

  

The working conditions are ever-changing，Equipment Why not choose it？CAT® 305.5，All-round and good skill，Fit in with the construction of new countryside and municipal engineering，Winner takes all。

CAT® 305.5 Carry34.1kWYesCAT® C2.2DIEngine，The surging power keeps flowing；Da Dou Rong、Great depth of excavation、Large excavation height，Efficient operation，Lasting and strong！

Powerful digging force、Shorter cycle times and excellent stability！CAT® 305.5. Help you win in the new countryside，Municipal administration shows its power！

CAT® 306.5

  

Have“A man of many skill，A surprise soldier to get rich”ReputationCAT® 306.5，It can be described as engineering construction“Tiger Balm”，Compact size，Surging power and excellent performance，Make it competent for all kinds of working conditions.。

CarryCAT® C2.4 Turbine engine，36.5kWPower brings surging power and stable output.；Better lifting ability and versatility for efficient job completion，“Bucket shovel fit”Features Easily perform cleanup work；New controls make operation easier，Everything is under control.。CAT® 306.5，You deserve it！

CAT® 307

  

Build beautiful countryside，You need one.CAT® 307。

CAT® C2.4 Turbine engineContinuous output of surging power，Provide sufficient digging force for the stick and bucket，Match0.33m³A big bucket，Downward can be dug deeply，Load and unload as much as you like upward，Work is easy and efficient。

RideCAT® 307，Striding on the Road of Rural Revitalization，Frustration can also become a thoroughfare.。

CAT® 307.5

  

Better lifting ability、Slewing capacity、Ride capacity and versatility，LetCAT® 307.5 Easily deal with all kinds of working conditions，Completing complex tasks efficiently。

Whether in town or in the country，Whether it's trenching and loading or leveling the site.，OneCAT® 307.5，Support your dream of creating wealth！

Fight against the fourth national team，When“Burn”Don't let！

Caterpillar Small Digger Corps，

Come and fight，The battle must be won，

All of them are eye-catching.

Hardcore get rich“Surprise soldier”！