The present invention comprises the steps of: when a corporate terminal is connected, providing a corporate information input web page for receiving corporate information to be input; determining whether the company information input from the company terminal is a pre-registered company; If it is not a pre-registered company in the judgment stage, a safety management certification list webpage is provided to the company terminal to receive the company management information corresponding to the safety management certification item during the AEO accreditation certification process, and the company's management information from the company terminal receiving input; and providing a safety management standard monitoring web page including process progress information indicating whether the safety management standard is met from the inputted corporate management information.
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