Due to the special technical reasons of mechanical processing, large and large manufacturing sites are usually required, and a large number of processing and manufacturing equipment are arranged. The heat is large, especially the large amount of chemicals in the processing, the oil is volatilized and the oil mist is formed indoors. Not environmentally friendly, whether it is to strengthen ventilation and cool down, or to purify the air environment, effective and significant improvements need to be made. 可实现整体的人员与环境双重通风、降温、室内工作区域形成新风、凉爽、干净的类自然空气环境，有效预防职业病、并可因为环境改善，间接提高工人的生产效率，更好地保障了人员与设备的安全生产。 The use of Laris industrial fans can achieve overall ventilation of both personnel and the environment, cool down, and form fresh air, cool and clean natural air environments in indoor work areas, effectively prevent occupational diseases, and indirectly improve worker productivity due to environmental improvements. Better guarantee the safe production of personnel and equipment.