An information transmission method, comprising: acquiring, by a user equipment UE, a self-contained structure, the self-contained structure comprising a time-frequency resource structure; and sending or receiving, by the UE, data information according to the self-contained structure; and characterized in that: the self-contained structure comprises one or more basic units, and a configuration manner of the self-contained structure comprises at least one of: indicating, through a dynamic indication message or a semi-static indication message, resource content of a subframe in the self-contained structure, wherein a time slot of the self-contained structure is used to transmit the dynamic indication message, the time slot comprising at least one of an uplink time slot and a downlink time slot, the dynamic indication message comprising at least one of a channel dynamic indication message and a signal dynamic indication message; part of subframes or part of basic units among all the basic units of the self-contained structure is used for a dedicated resource set, the dedicated resource set comprising at least one of an uplink dedicated resource set and a downlink dedicated resource set; and the self-contained structure is also provided with a self-contained subframe structure for uplink control information UCI coverage. acquiring, by a user equipment UE, a self-contained structure, the self-contained structure comprising a time-frequency resource structure; and sending or receiving, by the UE, data information according to the self-contained structure; and characterized in that: the self-contained structure comprises one or more basic units, and a configuration manner of the self-contained structure comprises at least one of: indicating, through a dynamic indication message or a semi-static indication message, resource content of a subframe in the self-contained structure, wherein a time slot of the self-contained structure is used to transmit the dynamic indication message, the time slot comprising at least one of an uplink time slot and a downlink time slot, the dynamic indication message comprising at least one of a channel dynamic indication message and a signal dynamic indication message; part of subframes or part of basic units among all the basic units of the self-contained structure is used for a dedicated resource set, the dedicated resource set comprising at least one of an uplink dedicated resource set and a downlink dedicated resource set; and the self-contained structure is also provided with a self-contained subframe structure for uplink control information UCI coverage. indicating, through a dynamic indication message or a semi-static indication message, resource content of a subframe in the self-contained structure, wherein a time slot of the self-contained structure is used to transmit the dynamic indication message, the time slot comprising at least one of an uplink time slot and a downlink time slot, the dynamic indication message comprising at least one of a channel dynamic indication message and a signal dynamic indication message; part of subframes or part of basic units among all the basic units of the self-contained structure is used for a dedicated resource set, the dedicated resource set comprising at least one of an uplink dedicated resource set and a downlink dedicated resource set; and the self-contained structure is also provided with a self-contained subframe structure for uplink control information UCI coverage.