Recently，DEVELON（Devanlun）The first rotary drilling rig product produced by Yantai factoryDR305HSuccessfully arrived at a construction site in Ningbo，DEVELON（Devanlun）The service team completed the assembly test at the first time and delivered it successfully.。This oneDR305HThe project served is from Ningbo to Xiangshan City.（Suburbs）Railway，The railway mainly undertakes the medium and long distance travel from the main urban area of Ningbo to Xiangshan.，At the same time, it takes into account the distribution function of the comprehensive transportation hub in the west of Ningbo.，It is planned to be the first one in Zhejiang Province.“Common Prosperity Demonstration Line”，After completion, it will bring convenience to local residents.。

Rotary drilling products successfully delivered this timeDR305HIn March this year,DEVELON（Devanlun）Stunning appearance at the launch of the fourth national new product，And arouse industry concern.。As a brand new high-end brandDEVELON（Devanlun）The first rotary drilling rig product，DR305HExcellent product strength，It carries Scania 13 imported from Sweden.LDisplacement of the fourth engine，Power up to 294kW，Powerful、High fuel efficiency，Under the same working condition，It can save considerable fuel costs for users every year.；Its power head adopts multi-gear design.，Built-in double buffer system，And apply the long guide technology.，Verticality during drilling is accurate and fast。

In particular, it is worth mentioning，DR305HAll imports usedRexroth（Rexroth）World's Newest Electronically Controlled Hydraulic System（FEH）Used for the first time in rotary drilling equipment，Achieve amazing millisecond response，And has high durability.、Advantages of stability and reliability。Before this official delivery to users，DR305HAlready in Yantai、Qingdao、Wuhan、Guangxi、Henan、Many places in the country, including Guiyang, have completed long-term operation tests.，By virtue of“Flexible and efficient、Energy-saving and reliable”The test results have been praised by users.。

As the first foreign-funded construction machinery brand to pass the environmental protection approval of the Fourth National Emission Standard，Fully renewed and upgraded high-end brandDEVELON（Devanlun），2023 held on March 16 this yearDEVELON（Devanlun）At the launch of the fourth national new product，It is the first time to show and introduce all the four new products to Chinese users.，Include“Big shot in the mine”

DX680HD、“Vanguard of the mine”DX560HD、“Mine Pioneer”DX380HD、“Craftsman of urban construction”DX125W、Heavy models such as car disassembly machine。These new products of China IV，It not only fully meets the fourth national emission standard,，It has also carried out a comprehensive product upgrade.，O as to be more efficient and energy-saving.、Low carbon and environmental protection，Fully meet the needs of the Chinese market。