The satellite developed by the CAS Hefei Institute of Material Science is equipped with a total of 7 remote sensing instruments, including a main greenhouse gas monitor (GMI), an atmospheric trace gas differential absorption spectrometer (EMI), a multi-angle polarization detector (DPC) and a high-precision polarization scanner (POSP). The four payloads operate synchronously for a dynamic monitoring of China’s air pollution status and the development of air pollution prevention and control measures.

China S&T news, September 13, 2021