Smile Mansion 1 is a well-known large accommodation complex, recognized as a residential hub on Rojana Road, Ayutthaya. With 8 standard apartment buildings and 1 luxurious serviced apartment building, the mansion caters to diverse needs, from general staff seeking budget options to executives looking for elegantly furnished rooms and superior services.

The mansion's distinction lies in its variety of room types, offering everything from daily/monthly studios to the high-end Serviced Apartment units with 1–2 bedrooms, strategically located near Rojana Industrial Park's Entrance B. This serviced apartment option features beautiful décor and more comprehensive amenities, meeting the demands of guests who desire hotel-level comfort at a residential price point.

The location of Smile Mansion 1 is strategic, providing easy connectivity to external conveniences such as shops, mini-marts, and local restaurants around the industrial park area, ensuring that daily life is highly convenient. Additionally, the property provides ample parking space and a 24-hour security system, which are crucial features for those working in the industrial zone.