With the development of economic globalization and information globalization, environmental meteorology, such as fine weather observation and forecast, pollutant composition and diffusion, global warming, has become the focus of the United Nations and the world’s major international organizations.

Multi-wave length polarization Raman lidar is a new type of Environmental Meteorological remote sensing monitoring equipment, with high spatial and temporal resolution and accuracy. It can realize the monitoring of atmospheric aerosol and pollutant characteristics, which affect the quality of air.