1. Mobile phone shielding cabinet, in order to temporarily keep the communication isolation from the outside world and ensure the confidentiality and fairness of work, mobile phones need to be put in these small drawers, which can play a shielding role. [2 2. Strong anti-radiation ability, not affected by the electrical environment, effectively suppressing mobile signals, and reducing the influence of mobile phone signals on the natural electromagnetic environment. 3. Before entering an important secret-related place, the mobile phone should be placed in the mobile phone shielding cabinet.