I found that my mechanism in RXNS_DATA_MODULE.F90 is not consist with runscript, so that CCTM_EMDIAG_SUM.nc can not output information of all species.
Thanks for Murphy’s advice.
https://forum.cmascenter.org/t/how-to-obtain-the-online-emission-of-dms-in-cctm/4902/5?u=fortuna