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Hjg Versatile Crawler Hydraulic Wells-Geothermal Well Drilling Drill Rig Hjg-W300c

Hjg Versatile Crawler Hydraulic Wells-Geothermal Well Drilling Drill Rig Hjg-W300c
INTRODUCTION:HJG-W series rig is a versatile crawler hydraulic wells-geothermal drill rig with internal combustion...

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