This application provides a data circulation method, apparatus, and system, and may be applied to the field of computer technologies. The data circulation method includes: A first storage device generates first data, obtains a first transfer strategy and a first use strategy of the first data, and sends the first data and the first use strategy to a second storage device when determining that the first data meets the first transfer strategy, where the first use strategy is a strategy indicating the second storage device to use the first data. In this application, the first data is sent only when it is determined that the first data meets the first transfer strategy, and the second storage device is indicated, by using the first use strategy, to use the first data.
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