US company Superior Highwall Miners Incorporated (SHM) claims its state-of-the-art Highwall mining system can produce coal more cost efficiently than another other operational methods. Established in 1994, and located in Beckley, West Virginia, the group is the exclusive distributor of the Highwall mining system. Like all new companies, SHM had the initial challenge of pushing into the market. But, during its first five years of operations, it has shipped out five machines to customers in the local Appalachian region.
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