Zhengzhou Defy Mechanical & Electrical Equipment Co., Ltd. locates in High-tech zone of Zhengzhou City, China. Our factory dedicates to manufacturing drilling rigs since 1970s, more than 40 ye...

No.7, Liujiacun road, Liujia Village, Wangyin Town, Jining high-tech zone

Shandong Master Machinery Group Co.,Ltd. is headquartered in Jining, Shandong, China, which is known as the "Hometown of Confucius and Mencius, and the State of Ceremony". It is conn...