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Zhengzhou Defy Mechanical & Electrical Equipment Co., Ltd.
Reliable Machinery Manufacturer Since 1990S
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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18
Mar
PDC Diamond Bit to Namibia
29
Sep
We will be off duty from 1st, Oct. to 7th, Oct. 2021 to celebrate our National Day holiday .
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