Complex sentence: The people who decide to live by the latter rule are the students which face most problems in their university life and face constant culture shocks, while the students who live by the former rule face less problems and interact more with the domestic students.
Split into simpler sentences: The people who decide to live by the later rule are the students which face most problems in their university life and face constant culture shocks. While the students who live by the former rule face less problems and interact more with the domestic students.