1. Gaseous monitoring factors: SO, NO, CO, O 2 X 3
2. Atmospheric particulate monitor: PM10, PM2.5
3. Meteorological parameter monitoring factors: wind speed and direction, temperature, humidity and atmospheric pressure, and the factors of rainfall, noise, radiation, etc. can be selected as well.
4. Quality control system: dynamic calibrator, zero gas generator
5. Data analysis system: data acquisition instrument in substation, central server
6. Urban environmental photography system: visibility monitoring system, indoor/outdoor security system