The Zhonglian ZR series rotary drilling rig adheres to the design concept of economy, efficiency, reliability, and intelligence. It adopts advanced and mature hydraulic systems, internationally renowned brand power transmission and control components, and multiple patented technologies of Zhonglian. It has the characteristics of wide operating range, high construction efficiency, strong power, stable performance, high reliability, and easy installation. It is currently the most ideal construction equipment for basic engineering.

After years of mature design and manufacturing by Zoomlion, the ZR series rotary drilling rig has been widely used in basic construction projects such as rail transit, road and bridge construction, energy construction, and civil engineering.