Our products are mainly used for printing, electronics, electroplating, dust removal, transportation and so on in industrial production. It can deal with the dust removal of factories in the later stage, reduce the environmental pollution caused by emissions, thus contributing to the sustainable development of economy. 80% of domestic fan products rely on imports, which shows that the development of our country in this field is still a blank. We seize this opportunity, continue to develop, and strive to become the leader of the industry, so that our economy can coordinate development.