保洁员投靠境外间谍，造成重大失泄密！

Group 1 - The core viewpoint of the article emphasizes the importance of service outsourcing for optimizing resource allocation and improving operational efficiency in various organizations, while also highlighting the potential risks of information leakage, especially for sensitive agencies [1] - Organizations must remain vigilant and implement effective measures to prevent the risks associated with service outsourcing [1]