| Business Scope： |
Sensors, mining instruments, mining lamps, mine cars and accessories, rail transit equipment and equipment, mechanical processing, winches, winches, mining doors, anchor drills, rock drills, pneumatic picks, coal electric drills, support tools and drill tools , drill bits, submersible pumps, motors, shotcrete machines and accessories, rake rock loaders, steel, ventilation and dustproof, road machinery, etc. |
sell