Information exchange method and system, electronic equipment and storage medium

The invention provides an information exchange method and system, electronic equipment and a storage medium. The information exchange method comprises the following steps: creating a sending directory of a sender for storing a first service information file and a receiving directory of a receiver; determining a link control protocol, and obtaining a first exchange file according to the link control protocol and the first service information file; according to a preset verification rule, updating the first exchange file to obtain a second exchange file; starting a link service by adopting a sliding window mechanism according to the link control information; performing information exchange between the sender and the receiver through the second exchange file, so that the receiver receives the first service information file; and ending the link service according to a preset link service disconnection rule. The information exchange method and system, the electronic equipment and the storage medium provided by the