DescriptionFlagofMandaluyong.png English: City FlagofMandaluyong, Metro Manila Date Unknown date Source Own work. Based from a real life image of the flag from
based on: Ph seal Mandaluyong.png (per Mandaluyong PIO) Author Original: institution QS:P195,Q9085 Vector: Paul Sy (Mandaluyong LGU) Permission (Reusing