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Zhengzhou Defy Mechanical & Electrical Equipment Co., Ltd.
Reliable Machinery Manufacturer Since 1970S
Zhengzhou Defy Mechanical & Electrical Equipment Co., Ltd. locates in High-tech zone of Zhengzhou City, China. Our factory dedicates to manufacturing drilling rigs... More
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19
Apr
The drilling rig is reverse circulation type, with steel crawler, easy to move. It is featured by high efficient borehole drilling. Please call us immediately by 0086-371-55819257 or email sales@zzdefy.cn.
18
Apr
The HDD drill rig is short for horizontal directional drilling rig, and also can be named trench-less directional drilling rig. HDD drill rig is an automotive travel drilling rig by means of rubber crawler. It is powered by hydraulic pressure. It is desig
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