The dry road sweeper is a new type of road sweeping  car, without the need for brushes to spray water, all airflow operations, relying on aerodynamic principles, expertly identified domestic leading technology, and has independent intellectual property rights, Aoli The series of vacuum cleaners developed, developed and produced by Special Purpose Vehicle Co., Ltd. all use airflow, no brushes, no water spray, no dust and no secondary dust. The extensive use of road cleaning vacuum cleaners will greatly reduce the inhalation of air. The content of particulate matter completely solves the problem of serious dust pollution. It is an environmentally-friendly and energy-saving modern new sanitation product. The environmental protection technical indicators of this product are higher than the national industry standards.