What does the verification of Hainan Island mean?

Hainan island authentication refers to the process of identity authentication and registration when going to the outlying island tourist area in Hainan Province. This measure is to ensure the safety of outlying island tourist areas and to manage and control the flow of people. During the verification process, tourists need to produce valid identity documents, such as ID cards or passports, so that staff can verify their identity information and register entry records.