Facing the harsh working environment of mining, Manhe Machinery has targetedly improved the maintenance convenience, equipment stability and corresponding humanistic care of the equipment. It can effectively reduce equipment failures and reduce downtime caused by small equipment failures. For harsh environments, Manhe Machinery has improved the heat dissipation and structural strength of the equipment, and adopted a more stable control system to reduce the difficulty of maintenance while producing high efficiency. It has won unanimous praise from global mine owners and users.