To have cosmetic surgery abroad is very expensive and has not reached the standards expected by people from the East, so coming back to "visit relatives and change your appearance" is the best "calculated" choice.
而國外整容收費既貴，又未見得拿得準東方人的美容標準，因此趁暑假回國「探親兼整容」，就成了最「划算」的選擇。