Zhengzhou Dearye Heavy Industrial Machinery Manufacturing Co., Ltd. is located in the Zhengzhou city, the central plain of China. Our company is engaged in new-type building-material equipment(eg.autoclaved aerated concrete(aac) plant, autoclaved brick production line), mineral processing equipment, and it integrates research, development, production, with sales together. The main products of the company consist of five series, i.e.aerated concrete equipment, lime-sand brick and autoclaved ash brick equipment, sandstone making equipment, metallurgy and mineral processing equipment, and various stone crushers, which can be divided into 30-odd kinds and 100-odd types.