A method for transmitting feedback information between Internet-of-Vehicles (IOV) devices includes: a second IOV device receives at least one of first user data and scheduling control information of the first user data from a first IOV device; a second resource location of the first user data is determined based on a first resource location of the first user data, the first resource location indicating at least one of a time-frequency location of corresponding user data and a time-frequency location of scheduling control information of the corresponding user data; and Hybrid Automatic Repeat Request (HARQ) feedback information of the first user data is sent to the first IOV device based on the second resource location of the first user data.