Joint Venture Taiyuan Olly Industry & Trade Development

Drill bits, percussion, drilling rig, Oil and gas industry plant and equipment, Energy, Environment, Drilling machinery and equipment for oil and gas production, Hammers, power driven, for civil engineering, Civil engineering and building machinery and equipment, Construction, Drilling and boring equipment for civil engineering, Cutting, cutting-off and sawing tools, Hardware, ironmongery, cutlery and tools