We would like to inform you that a deep cleaning of the B1 and B2 levels of the Michael Hall underground parking lot will be conducted as follows. We kindly ask for your understanding and cooperation.

• Project Name: Deep Cleaning of Michael Hall Underground Parking Lot (B1 & B2)

• Date & Time: February 28, 2026, from 08:00 to 18:00 (※ May end early depending on progress)

• Purpose: Regular annual cleaning to maintain a clean environment in the underground parking facilities.

• Cooperation Needed: Please move all vehicles and stored items from Michael Hall B1 and B2 to a different location before the scheduled work date.

• Inquiries: For further questions, please contact Facilities Management Team & Architecture Team at [Ext. 4893, 4897].