The invention discloses a charging company network transaction settlement method and device. The method comprises the following steps: S1, monitoring, by each network node, transaction information ina blockchain network in real time; S2, performing node equity calculation according to an equity proof mechanism to obtain the network node with the largest equity; S3, collecting, by the network nodewith the largest equity, transaction request information of the network nodes within the current time period, organizing the transaction request information into a block, and publishing the block into the blockchain network through a broadcast manner; S4, verifying, by the other network nodes, the transaction request information of the block, executing S5 if the other network nodes achieve consensus by verification, and returning to S2 if the other network nodes do not achieve consensus by verification; and S5, successfully creating the block, recording the block, and using the block as a parent block for the calculation of the next block. The device is used for implementing the method. The charging company network transaction settlement method and device disclosed by the invention are beneficial to establishing a mutual trust system, supervising the entire transaction process, and building a mutual trust transaction platform.