Shandong Master Machinery Group Co.,Ltd.
Shandong Master Machinery Group (“Master Group” for short) is headquartered in Jining, Shandong, China, which is known as the “Hometown of Confucius and Mencius, and the State of Ceremony”. It is connected to the “Oriental Holy City” Qufu in the east, Mount Liang in the west, and Weishan Lake in the south, looking north to the Mount Tai , one of the Five Holy Mountains in China. Jining has convenient transportation......
Drilling safety operation precautions
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