Information transmission method and device

Provided are an information transmission method and device. The method comprises: determining a first attribute in the attributes of information, wherein the attributes of the information comprises: the feature of the information and the parameter of the information; according to the first attribute, determining a second attribute in the attributes of the information except for the first attribute; further, transmitting the information according to the attributes of the information, wherein the feature of the information comprises any one of the following items: the modulation and coding scheme (MCS), the transmission block size (TBS) and the number of bits of information; and the information comprises at least one of the following items: a system information block (SIB), a master information block (MIB), a paging message, an RAR, downlink unicast data, downlink control information (DCI), uplink data and uplink control information (UCI),thereby saving the system expense and improving the utilization rate of system resources.