A multi-downlink control information based transmission method, comprising: reporting, by a terminal, first capability reporting information to a network device, wherein the first capability reporting information indicates at least information indicating whether the terminal supports multi-downlink control information based transmission; and performing, by the terminal, transmission based on resource scheduling of the network device; characterised in that the first capability reporting information indicates whether the terminal supports multi-downlink control information based transmission comprises: on one time-frequency resource unit, whether the terminal supports an overlapping physical downlink shared channel or physical uplink shared channel; or on one frequency domain resource unit, whether the terminal supports an overlapping physical downlink shared channel or physical uplink shared channel; or on one time domain resource unit, whether the terminal supports an overlapping physical downlink shared channel or physical uplink shared channel; or on one time-frequency resource segment, whether the terminal supports an overlapping physical downlink shared channel or physical uplink shared channel, wherein the time-frequency resource segment comprises one or more time-frequency resource units; or on one frequency domain resource segment, whether the terminal supports an overlapping physical downlink shared channel or physical uplink shared channel, wherein the frequency domain resource segment comprises one or more frequency domain resource units; or on one time domain resource segment, whether the terminal supports an overlapping physical downlink shared channel or physical uplink shared channel, wherein the time domain resource segment comprises one or more time domain resource units. reporting, by a terminal, first capability reporting information to a network device, wherein the first capability reporting information indicates at least information indicating whether the terminal supports multi-downlink control information based transmission; and performing, by the terminal, transmission based on resource scheduling of the network device; characterised in that the first capability reporting information indicates whether the terminal supports multi-downlink control information based transmission comprises: on one time-frequency resource unit, whether the terminal supports an overlapping physical downlink shared channel or physical uplink shared channel; or on one frequency domain resource unit, whether the terminal supports an overlapping physical downlink shared channel or physical uplink shared channel; or on one time domain resource unit, whether the terminal supports an overlapping physical downlink shared channel or physical uplink shared channel; or on one time-frequency resource segment, whether the terminal supports an overlapping physical downlink shared channel or physical uplink shared channel, wherein the time-frequency resource segment comprises one or more time-frequency resource units; or on one frequency domain resource segment, whether the terminal supports an overlapping physical downlink shared channel or physical uplink shared channel, wherein the frequency domain resource segment comprises one or more frequency domain resource units; or on one time domain resource segment, whether the terminal supports an overlapping physical downlink shared channel or physical uplink shared channel, wherein the time domain resource segment comprises one or more time domain resource units. on one time-frequency resource unit, whether the terminal supports an overlapping physical downlink shared channel or physical uplink shared channel; or on one frequency domain resource unit, whether the terminal supports an overlapping physical downlink shared channel or physical uplink shared channel; or on one time domain resource unit, whether the terminal supports an overlapping physical downlink shared channel or physical uplink shared channel; or on one time-frequency resource segment, whether the terminal supports an overlapping physical downlink shared channel or physical uplink shared channel, wherein the time-frequency resource segment comprises one or more time-frequency resource units; or on one frequency domain resource segment, whether the terminal supports an overlapping physical downlink shared channel or physical uplink shared channel, wherein the frequency domain resource segment comprises one or more frequency domain resource units; or on one time domain resource segment, whether the terminal supports an overlapping physical downlink shared channel or physical uplink shared channel, wherein the time domain resource segment comprises one or more time domain resource units.