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A New Type of Petroleum Machinery Casing Power Tongs (Patent No.: ZL 2020 2 1882144.1)_01
A Running Deviation Detection Device for Mining Machinery (Patent No.: ZL2020 2 1704383.8)_01
A Grinding Device for Automotive Components with Adjustable Angle (Patent No.: ZL2020 2 1709211.X)_01
Vibration-Damping Support Platform for Mining Machinery Operations
Mechanical Descaling Device for Oil Pipelines
A combined device for ship component processing equipped with an airtightness testing mechanism
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