The main products of shandong mau mechanical equipment manufacturing company ltd. Are mine hydraulic excavators, belts to coal machines, back-to-back coal machines, mine trucks, shelter doors, mine-free wind doors, mine closed doors, feeders and accessories, arch breakers, aerobic barriers, gas-activated cranes, belt-based comprehensive protection devices, mine-based fully automatic plowing, wind-water rescue devices, wind drums, water slurry bags, mine gas-activated membrane pumps, mine lithium-ioned batteries, mine electric ball valves