Is it illegal to put mops in the distribution room property?

Illegal. It is illegal to pile mops in residential power distribution room, which clearly stipulates that no other sundries should be piled in the power distribution room except normal electrical tools to keep the power distribution room clean and tidy. The power distribution room is a key part of the building's power supply system, with full-time electricians running 24 hours a day. Without the permission of the management office manager and department head, non-staff members are not allowed to enter.