... production capacity is 300t, 500t, 1000t and 2000t per day cement mechanical equipments has the production capacity is 300t, 500t ... , 1000t and 2000t per day, and the metallurgical mechanical equipments, the chemical mechanical equipments, the electric mechanical equipments and the mining mechanical equipments, etc, as ... , the vertical shaft mill, the air-conditioning tower and the dust collector