Mandaluyong is one of the sixteen cities that make up Metro Manila, wedged between Makati and San Juan. Known locally as the "Tiger City of the Philippines," it has transformed over the past two decades from a largely residential area into a commercial hub dominated by shopping malls, BPO offices, and condominium towers. For most visitors, the main reason to come here is shopping, specifically at SM Megamall and Shangri-La Plaza, two of the largest malls in a country that takes its mall culture very seriously.
SM Megamall is genuinely enormous, with hundreds of shops, an ice skating rink, a cinema complex, and enough food options to keep you eating for a week. It is a perfectly air-conditioned escape from the Manila heat, which is honestly why a lot of people spend time there. The EDSA Shangri-La area is the most upscale part of the city, with international restaurants and a nightlife scene that caters to the office workers from the surrounding towers.
Mandaluyong is not a tourist destination in any traditional sense, but it is a real, functioning piece of Metro Manila. If you are staying in Makati or Ortigas, you will probably pass through. The Shaw Boulevard MRT station provides easy access, and the city's central location makes it a practical base for exploring the wider metro area, even if there is not much here that would draw you specifically.