The present invention discloses a strategy execution system which comprises the following steps: saving strategy rules by a strategy library wherein strategy rules used to define condition of strategy action and action of strategy execution; connecting strategy management module with strategy library and receiving management request to finish strategy rules management of matching condition carried in the management request; connecting strategy activation module with strategy library and receiving activation request to finish activation of strategy rules or activate strategy rules matching condition carried in the activation request; connecting strategy authorization module with strategy library and receiving authorization request for authentication and verification to authorization request; connecting strategy trigger module with strategy library and receiving trigger request to finish trigger, update or end of strategy rules of matching condition carried in trigger request. The invention also discloses a strategy execution method.