Zoomlion's two rotary drilling rigs have passed the appraisal and the overall technology has reached the international advanced level.

June twenty sixth，China Construction Machinery Industry Association（Hereinafter referred to as：Association）The appraisal meeting of scientific and technological achievements of Shanghai Zoomlion Piling Machinery Co., Ltd. was held in Shanghai.。Two Rotary Drilling Rigs of Zoomlion successfully passed the appraisal，The overall technology has reached the international advanced level.，It shows the independent innovation strength of Zoomlion in the field of basic construction machinery.。

▲On-site appraisal meeting of scientific and technological achievements

Appraisal meeting site，By the Association、China Machinery Science Research Institute Group Co., Ltd.、Tongji University、Shandong University、Institute of Exploration Technology, Chinese Academy of Geological Sciences、Beijing Construction Mechanization Research Institute Co., Ltd.、The appraisal committee is composed of authoritative experts from Tianjin Construction Machinery Research Institute Co., Ltd.，Jointly inspected the production site of the product，Heard reports and reviewed relevant information，After questioning and discussion，ZoomlionZR420G、ZR180GTwo new generation Rotary Drilling Rigs passed the appraisal smoothly。

▲Appraisal meeting site

Experts at the meeting agreed that，ZR420GThe Rotary Drilling Rig has strong rock penetration ability and construction stability.，Meet the big pile、Deep pile、Hard formation construction，At the same time, it improves the intellectualization of products.、Reliability，ZR180GType B has the convenience of transfer transportation.、Light weight、The operation is simple、High tunneling efficiency and the like.。

As a new generation of ZoomlionGRepresentative of series Rotary Drilling Rig，Two models with novel design，Equipped with one-button control、Adaptive control and many other industry-leading intelligent technologies，It meets the domestic demand for large-scale、Efficient、High stability、High precision、Demand for high-end piling equipment，Provides structural stability to the market、High rock-entering efficiency、Products with convenient transportation and maintenance，Technical and technological level has been realized.、Upgrading of production and manufacturing capacity，It has been recognized by many customers since its listing.，The competitiveness and market share of products have been greatly enhanced.。

▲Zoomlion Rotary Drilling RigZR420G

ZoomlionGSince the fourth series of national Rotary Drilling Rigs were put into the market，It has become a typical product of large pile construction in the field of foundation construction，Win the favor of customers with high efficiency and fuel saving，The supporting foundation construction technology and the overall solution are also well received.。

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