You can learn a lot of interesting information from taking a tour of a medical institution. Check to see if Haven of Hope Hospital is open to visitors while you're in the area.
You'll be spoiled for sightseeing choice when spending time in Tseung Kwan O. Haven of Hope Hospital is an ideal place to start here, but there are numerous other interesting spots to visit. Harbour City, Happy Valley Race Course, and Nathan Road Shopping District are close to the health care institution and will fill in your day nicely.